P1391 code jeep. replace speed sensor on trans output shaft clear code. P1391 jeep cherokee grand code chrysler engine Not your typical p1391 problem? P1391 code jeep. P1391 Intermittent Loss of CMP Or CKP. Just to setup my situation, I had just completed a 4. Check Details Check About a month ago my 2001 Jeep Wrangler Sport started hesitating intermittently. The Jeep is been work on and the. The Engine starts up and runs fine just keeps setting this code and preventing me from getting an emissions test. P1391 jeep code meaning, symptoms, and fix1996 jeep cherokee with a p1391 code please help P1391 cherokeeTotal 40+ imagen jeep P0351, p0352, p0353, p1391 и пропуски зажигания — jeep grand cherokee P1391 jeep cherokee grand code chrysler engine Distributor timing p1391 1998 problem jeep typical not cherokee 0l broke seriously chain think alignment forum cylinder cap shown cherokeeforum P1391 code jeep. code p0340 =- No camshaft signal being received by the computer This indicates that a problem was detected in the camshaft position sensor circuit. Like. Contact us. 1 answer 1. code was only p1391 today torwards the end of my drive in started acting up again pulled over and got the codes now showing p1391 and p0352 any ideas where to start? What is the Cost to Diagnose the Code? Labor: 1. DTC P1391 runs continuously once the above conditions are met. JPG. it starts 9 times like it should and on the 10 time it starts only on 3 Mechanic's Assistant chat Customer: 1999 jeep wrangler 4. Q&A: Jeep Grand Cherokee P1391 Code - Crankshaft & Camshaft Sensor. TJ would be idling along in park lot (during plowing) and jeep just simply shut off. Jeep sensor cherokee grand oil position code location pressure crankshaft p1391 switch located transmission crank laredo engine 0l 2000 1999 P1391 code jeep Dodge dakota p1391 2000 camshaft code sensor replace distributor needs repair rotor 9l brownjeff cranking wont start qa engine fixya. I have replaced crank sensor,dist. the ecm and still have code problems Mechanic's Assistant: Does the vehicle stall at low speeds? Does it sputter? Customer: runs rough no power but starts fine does not stall unless you flower it Mechanic's Assistant: What is the model/year of your Jeep? JeepP1391 Jeep DTC P1391 Make: Jeep Code: P1391 Definition: CKP Or CMP Sensor Signal Intermittent Description: Engine started, engine running, and after every 69-degree CKP Sensor leading edge and trailing signal edge is determined, the PCM updates this data and compares it to the true CMP Sensor port level. Although, one thing did change, my p1391 code disappeared after I reset the reset the ecu right after installing the new rail and plugs. Search Fixya. My 98 TJ 4. 0L XJ. 2004 Jeep Cherokee P1391 Cam/Crank Sensor Code -Pt 1 - YouTube Stock XJ Cherokee Tech. Our 2003 Liberty recently died on the highway. Faulty Wheel Speed Sensor. P1391 cherokeeSolved: 2001 jeep grand cherokee code p1391 P1391 cherokee jeep grandP1391 jeep cherokee. It only has code 1391 and no other codes. P1391 code1999 The Jeep Mechanic is vetted for questions like this. 7l jeep grand cherokee P1391 fix for my 1998 jeep wrangler 4. A P1391 code means either the crank or cam position sensor has an intermittent signal to the PCM due to either a sensor going bad, or possibly a on a 2003 jeep liberty sport 3. I tried to clear codes again and same story. 2007-2018. I have replaced: camshaft position sensor, crankshaft position sensor, spark plugs, gas cap, and P1391 code. pickup,cap,plugs,rotor,wires,ecm,it all has had no affect,also the tach jumps when running rough You can get these codes by turning the key on and off 3-4 times within a 5 second time frame or by using an OBDII scanner. I'm have'n the same issue on my 97 TJ with a 2. Jeep Wrangler YJ Showcase. I replaced the Join me and one of my students at RTC as we troubleshoot an intermittent no start problem on a Jeep Grand Cherokee. Recommended Parts The Jeep was still at the dealership when I installed the new PCM. Common jeep p0601 and p1391 codes: troubleshooting and 120_p1391. Manufacturer Specific Codes. One of the main culprits that result in this code is malfunctioning CKP or CMP sensors. Síntomas, causas y soluciones! ☝ Este código DTC afecta al MOTOR Y TREN MOTRIZ, pero, ¿Dónde exactamente? Entra! Motor (P) Red (U) Carrocería (B) P1391 Jeep - Código DTC de falla OBD2; Síntomas del código OBD2 P1391. Check Details 1996 jeep cherokee with a p1391 code please help. jpg. Faulty Crankshaft Position Sensor (CKP) Crankshaft Position Sensor (CKP) Often replacing the faulty sensor fixes the P1391 code, but not necessarily. P1391 cherokeeP1391 jeep cherokee grand code chrysler engine P1391 jeep code meaning, symptoms, and fixCherokee jeep 1999 code engine check expert. the car will start, could one of the secondary timing chains - Jeep 2002 Liberty question Search Fixya Press enter to search. I've been reading threads on this site amongst other sites like crazy trying to get rid of a P1391 code (the intermittent cam/crank position sensor code). 0 code p1391 engine cuts out runs rough. danieldlg_13 Discussion starter 567 posts · Joined 2009 Add to quote; Only show this user #1 · Oct 6, 2011. The engine was missing and skipping, idling too low, etc. Common Jeep P0601 and P1391 Codes: Troubleshooting and Solutions. Codes before cam sensor timing P1391 P0352 P0353, P0135, P0141, P0161 whatever. p1391; jeep; 0 like 0 dislike. Explore All Categories Customer: i replaced distributor and now have p1391 code. The specific diagnosis time and labor rates at auto repair shops can vary based on factors such as Hello i have a Jeep grand cherokee 2000 4. (G) Generator Lamp Illuminated within 5 seconds. If it The P0340 code for Jeep vehicles indicates a problem with the Camshaft Position Sensor Circuit for Bank 1 Sensor 1. This tell you all the items that can cause P1391. Pulled the Code and it was p1391. However, it's always a good idea to get a more accurate interpretation of the code using a Code P1391. I rebuilt the engine about 5,000 miles ago. 1997-2006. It progressed to multiple codes p0351, 0352 and 0354, the engine would go into a “limp home mode”- very little power but 2003 jeep with 4. Answered by Customer: I have a 2000 Jeep Cherokee 4. Jeep cherokee code p2310, p2311, p2312 engine light on fixJeep code Egr jeep removal cherokee 2006 p0402 bosch swHelp! p0123 tps hi. Original poster. 5 5sp TJ ever since I got a reman engine in. #jeep #jeepgrandcherokee #grandcherokee Diagnostic Code 1491 Coolant fan relay fix. Customer: I have a 2000 Jeep Cherokee 4. I then turned the ignition key on and off 3 times. 0 auto, 140K - On 2nd Key Cycle! Tags cam sensor crank sensor intermittently dies p1391 code shutting off. I am getting codes 0353 0352 0351. 2018-2024. P1391 JEEP Possible Causes - Faulty Crankshaft Position Sensor (CKP) - Crankshaft Position Sensor (CKP) wire harness is open or shorted If you’re having a check engine light in your 1998-2006 TJ, here is a list of codes that will help you find out what the problem is. The cam sensor is available seperately, This tell you all the items that can cause P1391. They keep changing. Autozone scans car and fault code P1391 shows on reader. At the second start up the codes came back. if not cleared, you can do either using obd2 scanner or you can just try to disconnect (-) of your battery for 15 minutes. On these applications, code P1391 is set when the PCM 2004 Jeep Wrangler 4 litre I6 with error code p1391 after it was diagnosed as a bad cam position sensor and the sensor 2002 Jeep Liberty 3. I'm having issues with setting code P1391: It started out that the engine light code 1391 would come on if I drove 75 mph for over 5 minutes, and then downshifted to pass or climb a steep hill. Just had new computer put in as well as crankshaft and cam shaft sensors. Chad. On 97 models the code for a CPS sensor is the same code for a CAM sensor. 5 4 Cylinder 5 Speed Manual On two occasions I've had the CHECK ENGINE light come on and a code P1391 (CMP/CKP Intermittent Signal Loss) was retrieved. It started and ran, but would continually throw the P1391 code, sometimes accompanied by the p0351, p0352, Distributor is from Autozone, Duralast brand. In mechanical language, it means P1391 cam or crank means intermittent loss of CMP (camshaft) or CKP (crankshaft) in some brands of cars, such as; Jeep, Dodge, Chrysler, etc. 1987-1995. Idle is perfect. c Hello I have 1998 Jeep Cherokee Sport 4. 7 Rebuilt Long Block with Millings lifters and secured Valve Seats, Stock Suspension, Trimmed Fenders front and rear, Black Bear JK rims (Sailun) 245/75/17, Rebuilt 30/44A, 242HD. Thanks for seeking us for help. I have changed several parts on my jeep. Save Share. Jeep p1391 cherokee codeP1391 code Cherokee 1996 jeepCherokee grand sensor crankshaft position limited jeep scope chains gaskets timing put head. P1391 - Intermittent Loss of CMP or CKP Signal. When the engine was replaced, my mechanic noted that my wiring harness was brittle and had more than a few "trail repairs". pickup,cap,plugs,rotor,wires,ecm,it all has had no affect,also the tach jumps when running rough P1391(M) Intermittent Loss of CMP or CKP Loss of the Cam Position Sensor or Crank Position sensor has occurred. Jeep Wrangler JL Showcase. P1391 cherokee Code p1391? jeep wrangle (tj) P1391 code. Test the related engine sensors, and inspect the wire plugs and wire harnesses for damage or corrosion. 0L 5 speed and my brother blew the engine in it. 7L P1391-INTERMITTENT LOSS OF CMP OR CKP i dont know what to do with the problem. It has a junkyard motor, it was bought knowing this. 0 code p1391 allready replaced crank sensor,cam sensor,fuel pump, cleaned or replaced gound straps, cleared codes w/scanner. In this episode I fix the misfire problem but need to examine signals for Crank and Cam at the PCM chasing down the problem with hard start. The P1762 code for Jeep vehicles indicates that the Governor Pressure Sensor Offset Voltage is either too high or too low. Cleared codes. Last spring it developed a horrible lower I have a 1997 jeep tj has three sides one p1391 ,p0320and p0601 what can the problems By chatting and providing personal Customer: i have a 1997 jeep tjhas three codes one p1391 ,p0320and p0601 what can the problems. Jeep Wrangler TJ Showcase. I forgot what year of Jeep I got the engine from but it was distributor-less engine. P1391 code I fixed the P1391 check engine code by replacing camshaft position sensor. Search Fixya It's definately the next logical step since P1391 is for CMP (Camshaft) or CKP (Crankshaft) sensor loss. I have replaced crank sensor,dist Mechanic's Assistant chat Customer: 1997 jeep grand with 4. shaft. I have a 1998 Jeep Wrangler sport 4. I have a 2001 Cherokee Sport. I thought maybe it needed a tune up, so replaced the plugs, wires, cap, and button. 0!. asked Jul 23, 2017 by anonymous. 5L except when I'm give'n the jeep gas I have a Ive got the notorious p1391 code on my 4. the CMP , coil and the ECM. it runs good then skips Mechanic's Assistant: Have you seen this code before with the same vehicle? Customer: no I had an engine lite be for changing distributor. Removed This tell you all the items that can cause P1391. Hope you can read them, best I could get. Home; Contact; 1999 jeep cherokee check engine code 353: i was having other codesJeep code p1391 liberty p1494 trouble Distributor timing p1391 1998 problem jeep typical not cherokee 0l broke seriously chain think alignment forum cylinder cap shown cherokeeforumJeep p1391 1997 three pcm factory problems trained technician mark codes year. any thoughts. Produced from 1997-2006, many consider the Jeep Wrangler TJ to be the last true Wrangler. Possible Causes of Code P1294 Jeep Description. 5 wrangler since I got it nearly a year ago. 2003 Jeep Liberty check engine codes P1391 and p1698. SOLVED: 2001 Jeep Grand Cherokee code P1391 - Fixya. asked May 25, 2018 by meat1488 (102 points) jeep; grand-cherokee; p1391; 0 like 0 dislike. I got my 1998 Wrangler (2. ASE certified Technician advanced level specialist. Sort by Oldest first Oldest first Newest first Most reactions. But when I go My 97 Wrangler Sport has a check engine code of P1391. The trouble code reads p1391 and reads manufacturer controlled ignition or misfire. Therefore it's important to check the following: • Check that the sensor wiring isn't routed too Today I put the engine to top dead center, removed the distributor and dropped it in so the rotor was pointing at the #1 cylinder. P1391 is an error code predominantly referring to an issue with either your Camshaft Position (CMP) Sensor, Crankshaft Position (CKP) Sensor, or both. My While driving car stalls and check engine light lit on dash. After about a week, I finally got a CEL. 1997 Jeep Wrangler Sport 4. H. I would replace it with a mopar brand. Jeep hesitation chrisJeep cherokee code Jeep p0123Help! p0123 tps hi. 0L OHV I-6-cyl w/4-spd autoCommand-Trac 4wd 2005 Nissan 350Z Performance- 2001 jeep cherokee 4. Before this it was throwing that code & P1698- PCM Fault No CCP. P1391 jeep cherokee grand code chrysler engineP1391 cherokee P1391 codeP1391 jeep code meaning, symptoms, and fix. P1391 code Q&a: jeep grand cherokee p1391 code Distributor timing p1391 1998 problem 0l jeep typical cherokee broke seriously chain think alignment forum cylinder cap shown cherokeeforum modified. The code is loss of cam Crank signal. Inspect the sensor wiring harness and connectors for any The Powertrain Control Module (PCM) monitors the Camshaft Position Sensor (CMP) Or Crankshaft Position Sensor (CKP) Signal. Login. 7 p1391 replaced both sensors and the pcm and still has the code and runs bad. 2002 Jeep Wrangler TJ (6 cylinder) has code P1391, I replaced the Crank shaft position sensor Code P1391 Honda Description. To diagnose the P1391 Dodge code, it typically requires 1. Now I only have p0340 and 352/3/4 misfire I was having problems with a 2003 Jeep Liberty, miss-firing and generally have ignition timing issues. 037. we ffirst got the p1391 code and changed both the cmp and ckp sensor and ended up with both codes. ?? drive back home , Codes: P0340 and P1391 Already done: Crankshaft Sensor replaced-new part Camshaft Sensor replaced-new part Engine wiring harness replaced-used part but before all of this happened I replaced the plugs in my jeep and I didn't gap them properly which ultimately messed up my spark and threw off my ecm's brain as far as fuel is Codes: Started receiving codes for Camshaft Sensor/Crankshaft Sensor Intermittent Loss (P1391 CEL) Code P0340 for the Camshaft Sensor. Begin to hear a tick. P1391 code. which it had started idling around two when it happened. if you accelerate quickly the engine boggs down as if its getting 2002 Jeep Grand Cherokee Laredo 4. Codes P0351, P0352, and P0353 for the whole ignition coil go off. It also threw a bunc read more See what finally fixed my P1391 code on my 1998 Jeep Wrangler Sport! Crankshaft position sensor was purchased on AmazonCamshaft position sensor was purchased Customer: i replaced distributor and now have p1391 code. 035 and . 0L with 150k on it. Save Share Reply Quote Like. 1 Reply My Jeep Is Running Rough Engine Code Showes Ignition/distributor Engine Speed Input Circit Malfunction. Some independent shops have it as well. I have a 2000 Jeep Grand Cherokee with the 4. 1998-2006 Jeep TJ Diagnostic Codes. 7 liter v-8 engine. should i pick up a camshaft sensor too? The P1391 code can be set for a number of reasons, unfortunately. Hello, 99 jeep cherokee auto 223,000 body, 30,000 motor I have a P1391 code with a check engine light, the light returns every second start if i clear adaptive P1391 99 Jeep xj 4. 1999 jeep wrangler 4. 0 liter xj with codes p1391 and p0320 had installed a new crank sensor and has a new. The procedures shown in this video apply Hey Started getting ****ty gas mileage 11-12 mpg and the check engine light came on. 0 engine will die but restart p0340 is the cam shaft sensor, this will cause it to cut off while driving, hardtime starting, p0351 is the ignition coil A primary/secondary curcuit mal function. By chatting and providing personal info, you understand and agree to our Jeep. Along with a manual setup during installation, it also requires a scan tool to do, so a shop A forum community dedicated to all jeep owners and enthusiasts. The cost was $36. 7 but so far it hasn't been the typical fix. 95. P1391 codeP1391 jeep cherokee grand code engine P1391 codeJeep cherokee p1494 grand code 2006. started up ran ok till I got home. Total TROUBLESHOOTING P1391 CODE in JEEP: CRANK SENSOR REPLACEMENT and SPARK ISSUES. Joined Aug 14, 2020 Messages 821 Location Hot Springs, AR. Backstory, my cam sensor went bad, but it pulls the same codes for cam/crank. Codes P0030 1/1 02 Sensor Heater Relay I have had the same engine code on my 97 2. Jeep P1391. 2001 Cherokee classic 4. The camshaft position sensor is responsible for monitoring the position of the camshaft in relation to the crankshaft, allowing the engine control module (ECM) to determine the proper timing for fuel injection and ignition. what can be the problem? - Did the code change from 700 to 720 ? or how did you obtain the 720 code? and what are those codes exactly, because my mechanic is saying that it is a fault in the transmission and he Stock XJ Cherokee Tech. I also hooked up an analyzer and it showed a P0340 (No Cam Signal At PCM) and a P1391 (Intermittent Loss of CMP or CKP). My first thought was the locker in the front diff had broken off a tooth and the gears weren't meshing right. Home. So I just got a check engine code reading P1391. what can be the problem? - Did the code change from 700 to 720 ? or how did you obtain the Refer to our Generic OBD II code list for definitions on all other Jeep diagnostic trouble codes. rm2001wj. It starts right up, drives fine but now I’m getting a A P1391 code is a manufacturer specific diagnostic trouble code related to Acura, Buick, Cadillac, Chevrolet, General Motors and Isuzu vehicles that occurs when the PCM/ECM detects the I used a scanner tool and the P1391 code came up. It would "hiccup" if you will about 3-5 times on an hour drive but wouldnt do it every time. Did remove the engine grounds, cleaned and reconnected, nothing close to bad. Thread starter 97JadeTJ; Start date Oct 29, 2022; 97JadeTJ TJ Enthusiast. P0340 is related to the camshaft position sensor and points to an issue with the wiring harness. 0 cel code p1391, replaced cam and crank sensors bad misfire 2800 rpm and at idle. Both wer Code P1762 Jeep Description. In the OBD II, this code indicates that the camshaft or crankshaft position sensor is P1391 Jeep - CMP or CKP Signal Intermittent Condition. This only happened when it rained oddly enough. Come join the discussion about performance, engine swaps, modifications, classifieds, troubleshooting, maintenance, and more! Here is some info I have gathered on the P1391. Which, in short, if the computer doesnt get a reading from these two sensors it cuts the fuel delivery. P1391 OBD Code Definition: Intermittent Loss of CMP or CKP P1391 OBD Code Description: Possible Causes Camshaft Position Sensor Bank 2 faulty Possible Solutions Check Camshaft Adjustment Check Camshaft Position Sensor Bank 2 Low Input (min) 1 Check the wiring, PG3 sensor 2 Check crankshaft signal and Camshaft signal with oscilloscope ----- - -----PG3 - Solved: 2001 jeep grand cherokee code p1391P1391 cherokee Cherokee 1996 jeepQ&a: jeep grand cherokee p1391 code. R. It was pulling the same codes. I have replaced both the CKS and CMPS Q&A: TROUBLESHOOTING P1391 CODE in 2000 JEEP GRAND CHEROKEE 4. A forum community dedicated to all jeep owners and enthusiasts. Asked by fixerupper 150 in Felton, PA on . Last spring it developed a horrible lower Cherokee jeep 1999 code engine check expert. I'm having the same problem as a lot of you I guess. ?? drive back home , engine missing . I got P0340 and P1391 codes. 1,018 Satisfied Customers. 2004 Jeep Cherokee P1391 Cam/Crank Sensor Code -Pt 1 - YouTube. Crank sensor was replaced recently. I have replaced both sensors twice!! still same result. No symptoms to go with it either, never went into limp mode or ran differently. Was having significant power loss on the way home. Camshaft or Crankshaft Position sensor. I went through 3 aftermarket ones. 52,487 Satisfied Customers. So compression is fine. P1391 JEEP Possible Causes. On my way into work the other day doing about 60 I noticed a stumble Our rough idle & stalling problems (P1391 error code) woes in the Sandbox (1999 Jeep Cherokee XJ) continued to haunt us even after deep cleaning the throttle OBD II fault code P1391 is a manufacturer specific code that is defined by car makers Ford, Lincoln, Mercury, Mazda, and Nissan as “Glow Plug Circuit Low Input (Bank #1)”. P0340 is a code that deals with the Crankshaft position sensor and and/or the Camshaft position sensor. 7 liter getting codes of p0340 and p1391. Customer: 2000 TJ wrangler 4. It would run, but it ran terribly. That one is no longer coming up. Jump to Latest 28K views 4 replies 4 participants last post by czkarl Oct 9, 2011. I just took the Jeep out and started off with no codes, I deleted them last night. Diagnostic code P1391 was retreived. The most common cause for this is loose wiring or debris on the P1391 Code. Pa The P1391 code for Honda vehicles indicates a G-Sensor Performance Problem. 0L engine rebuild and swap in my 2000 4. See what finally fixed my P1391 code on my 1998 Jeep Wrangler Sport! Crankshaft position sensor was purchased on AmazonCamshaft position sensor was purchased I just got replaced (20 mins ago) the crank position sensor and now there is a P1391 code and it feels like the engine is misfiring or something, when it had misfire codes before the engine idled very nicely ( except for the few lumpy occasions). CHRYSLER SERVICE MANAGER 20 +YEARS. Drove 1. 2003 Jeep Liberty; Related Topics. After 15 minutes car starts and runs OK. The G-Sensor, also known as the lateral acceleration sensor, is a crucial component in the vehicle's stability control system. com > p1391_jeep 'P1391 JEEP code description The Powertrain Control Module (PCM) monitors the Camshaft Position Sensor (CMP) Or Crankshaft Position Sensor. 0 ran fine, but without fail the CEL came on every time I drove it. Obviously, the mechanical relationship between the CMP and the CKP was changing — sometimes a little, sometimes a lot. Be sure to read the linked info. Amedee. Jump to Latest The P1391 of course means the engine isn't seeing either the crankshaft or camshaft position sensor. 9k views. Supporting Member. P1391 code2000 jeep cherokee idol: the jeep will not idol at a consistant . Ron. engine runs great if you accelerate slowly and keep under 2500 rpm. Descubre cuál es el código de falla P1391. It does this ONLY once fully warmed up (driven about 15 miles or so. The P0340 code indicates it is cam position sensor (CMP) related but as noted in the shots below, The 1st 4 are P1391 related, the last P0340. 10 seconds. 1997 jeep: engine cuts. I just installed a Camshaft position - Jeep 1999 Grand Cherokee question. 2002 Jeep Liberty 3. My jeep only liked the OE crank sensor. first 600 miles of break in we had no problems then we did a oil and filter change. Also Misfire On #2 Cylinder. The car ran great for about 3 weeks until the P0340 code came back along with a hard start condition. Hi, I have a 96 jeep Cherokee 4. New copper plug Autolites, don't remember the number but crosses correct and gap all BTW . I am at a loss of what to I got P0340 and P1391 codes. But as I've searched other threads I haven't found the solution for my vehicle. The car was towed in with a CRANK NO START with codes P1391 and P0340. I unplugged the battery for about 5 minutes and then put the terminal back on and the jeep started back up and then I stuck it in drive and started going down the road. How it Works . 7L with code P1391. Right after that, the P1391 code started, intermittent cam or crank signal loss. Jump to Latest 2K views 32 replies 6 participants last post by redheadmike73 Sep 1, 2020. P1391 codeP1391 jeep code: meaning, causes & fixes Common jeep p0601 and p1391 codes: troubleshooting and solutionsP1391 fix for my 1998 jeep wrangler 4. have replaced both cam and crank sensors twice 2000 tj auto last night jeep started to sputter and and gauges started bouncing everywhere. first of all have the cam sensor changed and it may correct the rest of Here is some info I have gathered on the P1391. Trouble code came back as P1391, Intermittient CKP/CMP signal loss. The part number is: 56041584AF. Here you'll find a treasure trove of knowledge amongst some of the most knowledgable minds in the TJ community. Sort of figure if the jeep is running, I can eliminate CKP for being a culprit (IDK i might replace it anyway). 101k miles. I’ve been chasing this P1391 (Loss of Cam or Crank) for over a year. next day start up and backup to garage and mil on p0720. check codes p1391 , p0720 ?? new Did you erase the code? if code is not cleared it acst same way even if you installed a new sensor. runs rough. I have been fighting a P1391 code with my 97 2. This engine was also replaced with a rebuilt and yes it has the same tone wheel on the pass. P1391 code on a jeep 1996Total 40+ imagen jeep wrangler code p1391 P1391 jeep code: meaning, causes & fixesP1391 fix for my 1998 jeep wrangler 4. P1391a. Reading over the posts and forum member's with similar problems, it sounds like I need to start by cleaning my throttle body and replacing O2 sensors but the P1391 code has got me looking at replacing the distributor. The airbag keeps dinging, what could it be? I have a 2001 Jeep Grand Cherokee 2WD with a 4. Total 40+ Solved: 2001 jeep grand cherokee code p1391P1391 code P1391 jeep code meaning, symptoms, and fixDistributor timing p1391 1998 problem jeep typical not cherokee 0l broke seriously chain think alignment forum cylinder cap shown cherokeeforum. P1391 dodge scopeMitsubishi eclipse p1391 What is p1391 code mean on my mitsubishi eclipse rs?P1391 code jeep. Check Details. The vehicle speed is less than 5 km/h (3. 2000 jeep wrangler: the Check Engine light come. on a 2003 jeep liberty sport 3. Any Help will be greatly appreciated. A by-product of excessive condensation, this symptom is not exclusive to P1281 and can also mean a coolant leak or a glow plug problem (discussed in this article on code P1391). From what I have been reading on the web, this could be a cam or crankshaft sensor. Jump to Latest A forum community dedicated to all jeep owners and enthusiasts. But then came back 24 hours later. Check engine light came on, tach went crazy, and the car shut off. Barely made it home, check engine light came on and pulled the two codes above and an idle problem code. P1391 JEEP Code - CMP or CKP Signal Intermittent Condition https://www. 1 answer 375 views. Nonetheless, it is an indicator to watch since it signifies your vehicle’s inability to reach normal operating temperatures during travel. It is for either the Camshaft or the Crankshaft position sensors. The car has about 150k miles on it, rebuilt by the PO. I brok off screws in old one Mechanic's Assistant: Can you confirm the year and model of your Dodge? Customer: 2001 dodge ram 2500 5. I have a 99 Jeep Grand Cherokee and the engine light and airbag light are staying on and its throwing the code P1391- Camshaft or crankshaft signal sensor intermittent. 0. It's a generic code, which means it has the same definition for every car or truck made after 1996. Wisconsin certified emissions state inspector. Hello, I have a 97' Jeep Cherokee and I have had the same P1391 code for over a year now and can't seem to figure it out. I started Jeep Wrangler TJ Forum to serve as a resource for TJ owners I have 1997 jeep cherokee 4. 0L manual trans. P1391 Code - Jeep Cherokee Forum. In todays video I work on my neighbors (well former neighbors) Jeep Cherokee. P1391 code jeepP1391 cherokee Total 40+ imagen jeep wrangler code 2004 jeep cherokee p1391 cam/crank sensor code -pt 1 P1391 code Fix & repair a p1391 code on a jeep wrangler, cherokee or similar Solved: 2001 jeep grand cherokee code p1391 Jeep cherokee grand 2002 p0320 sensor crank code p0351 p1391 replacement repair replace p1494 errorP1391 code P1391 codeP1391 code. Jeep cherokee sensor p1391 crank 2004 code ptP1391 code Jeep crank sensor replacement, p codes p0351, p1391, p1494Timing jeep cherokee xj p1391 chain problem cam sensor typical marks mistake probably issue 2001 broke seriously think tj P1391 Code - Jeep Cherokee Forum. '98 Jeep Wrangler, stock. Vehicle is 2004 Jeep Grand Cherokee 4. ) Jeep Gladiator JT Showcase. OR The engine is running. By chatting and providing personal info, you understand and CURRENT code showing as per Torque is P0340 and P1391 is PENDING. Hello, I'm Chris. After replacing the sensors the Jeep still is running rough. I replaced the crankshaft pos. Check Details P0122 & p0123. It's possible that the "manufacturer control" message you're seeing on your code reader could be a variation of the commonly recorded cam/crank sensor message. Cam sensor gets replaced with distributor. It measures the lateral forces acting on the vehicle during cornering, braking, and acceleration, allowing the system to adjust the vehicle's stability and P1391 cherokee. So I called my friend and had him tow me home. I had to replace it. The code displayed was P0340. Jump to Latest 914 views 3 replies 2 participants last post by Toonces Aug 10, 2014. The P1294 Jeep diagnostic trouble code indicates that the target idle speed set by the vehicle's computer has not been reached under specific conditions. After the tow, I read a P0340 code so I replaced the cam position sensor and the crank position sensor. It has code 1391. P1391 JEEP Possible Causes - Faulty Crankshaft Position Sensor (CKP) - Crankshaft Position Sensor (CKP) wire harness is open or shorted I googled "P1391 code jeep" and some of the hits mention stuff like besides the sensors themselves being bad that could be timing chain or damaged flywheel. P1391 codeP1391 code P1391 cherokee jeep grandTotal 40+ imagen jeep wrangler code p1391. Wires were also replaced at the same time. kind of over heats a little i think. 7L Stroker That I keep getting a P1391 Trouble code. Attachments. Jeep: Crankshaft position (CKP) sensor/camshaft position (CMP) sensor -intermittent signal : Mitsubishi: OBD II fault code P1391 is a manufacturer specific code that is defined by car makers Ford, Lincoln, Mercury, Mazda, and Nissan as “Glow Plug Circuit Low Input (Bank #1)”. Van will intermittently start bucking/missing/jerking while. This code often is associated with a bad Crankshaft Position Sensor, which is a common problem in cherokees. Looking for some advice here guys. Jeep code p1391 liberty p1494 trouble1999 jeep cherokee check engine code 353: i was having other codes . P1391 code Code p1391? jeep wrangle (tj)P1391 jeep cherokee Ecm pcmP1391 code. Jeep code p1391 liberty p1494 troubleP1391 cherokee Jeep grand cherokeeP1391 jeep code meaning Jeep p1391 1997 three pcm factory problems trained technician mark codes yearChrysler engine code p1391- 4. I've replaced the CKP with a NAPA What Does P1391 Jeep Code Mean? In simple language, the error number P1391 indicates a problem with either your Crankshaft Position Sensor (CKP), Camshaft Position Sensor (CMP), or both. p0720 / p1391 codes; P0720 / p1391 codes. help P1391 Code. P1391 is loss of crankshaft or camshaft sensor signal. Ford 7. - Answered by a verified Jeep Mechanic I have a p 1391 code on a 1999 jeep grand cherokee 4. autocodes. This can cause stalling or a failure to start the engine. I have a 2004 jeep grand cherokee overland with the 4. P1398 PCM Is Unable To Learn The Crankshaft Position Sensor's Signal. If your code is for the CPS, than theres your issue. drive jeep mil on at about 15 mph. I am hoping the Jeep Forum community can help Here's my Jeep information: 1999 Jeep Wrangler TJ 2. "Always put cheap champions in Jeeps". 1996 Jeep Cherokee SE - Dark Blue 190-hp 4. The computer has thrown out random codes on my Jeep W Sport. All XJ Non-modified/stock questions go here - Codes 351, 352, 353, 1391, - Hi. I am at a loss of what to do next. Jeep Wrangler JK Showcase. 7L 2WD drive This should've been easy fix but it's turned into a pain in the ***!! P1391 code, Intermittent loss of signal Crank or Cam. 9 Pulled the code when I got to the house - P1391 I cranked it up this morning, and it runs great. 34 year working in the automotive field as a Tech. Browse Categories The P1391 code indicates that the crank or cam sensor(s) have sent an intermitant code to the ecm. SOURCE: 2002 jeep grand cherokee with 4. P1391 (M) Intermittent Loss of Produced from 1997-2006, many consider the Jeep Wrangler TJ to be the last true Wrangler. I’ve removed the PCM from the Jeep, and it’s heavily corroded on the back side. Come join the discussion about performance, engine swaps, modifications, classifieds, troubleshooting, My jeep screwed up on me the other day right before a big trip. The Jeep is surging basically. The next morning, the Jeep started perfectly. This is a quick simple job. One of the more common engine management trouble codes that can occur in the Jeep Grand Cherokee is P0340. 2003 jeep grand cherokee 4. still runs erratic mostly when engine come to temperature will die completly when cold it runs smooth but will surge about every 10-15 seconds sometimes stalling. 96 Caravan, 190K miles, 3. M. redheadmike73 Discussion starter 21 posts · Joined 2020 Add to quote; Only show this user #1 · Jul 15, 2020. drove. Today on the way home from work the CEL came on again. sensor before Throwing codes P0340 and P1391. Jeep was struggling to climb hills. The P1391 code for Honda vehicles indicates a G-Sensor Performance Problem. 5l also have p1391 code cel is on. So the other day I'm driving down the road. On these applications, code P1391 is set when the PCM (Powertrain Control Module) detects a low input voltage in the glow plug control circuit. misfire. I have replaced the Crankshaft positioning sensor and that did NOT correct the issue. 0 hour of labor. I have had very few issues with it, but on Friday I got a check engine light and I drove it for about 45min on Friday and then half an hour to work and half an hour back on Monday, I was able to get my OBDII diagnostic tool on Tuesday And I checked it a singular falt code p1391 was found I did not have time to try and So, about a week ago, I replaced my 02 sensor because 1, I got a random misfire code a few weeks back, and 2 I read the post about how when it is replaced it can really help on how the Jeep runs. P1391 cherokeeP1391 code jeep xj Jeep p1391 1997 three pcm factory problems trained technician mark codes year1999 jeep cherokee check engine code 353: i was having other codes. The code cleared while I was working on the vehicle because the I disconnected the battery. TJs are picky when it comes to electrical sensors. I have a 2000 Jeep TJ with a 4. had code 340 and 1391 replaced crankshaft sensor and camshaft sensor. New distributor came with new cap, rotor and cam position sensor. This time I got codes P0340 and P1391. P-code suffixes (M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded. 9 Jeep Codes; Trouble Code Fault Location Probable Cause; P0455: EVAP System Large Leak: P1000 – P1099 (Fuel and air metering and auxiliary emission control) P1391: Crankshaft position (CKP) sensor/camshaft position (CMP) sensor -intermittent signal: Wiring, poor connection, air gap, CKP sensor, CMP sensor: This video was uploaded from an Android phone. The vehicle speed is between 30-70 km/h (19-43 mph). 7 HO engine. Before I start switching them out, has My 97 Wrangler Sport has a check engine code of P1391. Toonces Discussion starter 171 posts · Joined 2011 Add to quote; Only show this user #1 · Aug 7, 2014. first of all have the cam sensor changed and it may correct the rest of Hello i have a Jeep grand cherokee 2000 4. My The Jeep Mechanic is vetted for questions like this. But this time the P0303 came back with it. 0 auto - ScannerDanner Forum - SCANNERDANNER 2002 liberty 3. 2004 Jeep Wrangler: trans. Los síntomas de un código de avería P1391 pueden ser: My 1999 Jeep Grand Cherokee is misfiring and OBDII scan shows fault code P1391. picked up the crankshaft sensor at autozone and going to install. The Governor Pressure Sensor is a crucial component of the transmission system, responsible for monitoring and regulating the hydraulic pressure inside the transmission. 5,344 Satisfied Customers. I Think the Autozone guy reset the fault code by accident because the CHECK ENGINE light was turned off after he scanned. Loss of the Cam Position Sensor or Crank Position Sensor signal has occurred. code 99 where is the glow plug 1999 f250 p1391 code P1391 codes p1391 glow plug controler 99 ford f250 code 99 mean bank 1 ford f250 What Does The Chevrolet P1391 Code Mean? The engine is running. 3L: have code P1391 & P0300. Solved: 2001 jeep grand cherokee code p1391. Here is my situation: Just driving down the road at 50, all the sudden my jeep shuddered and you could hear a "grinding" noise. I have a p 1391 code on a 1999 jeep grand cherokee 4. I was having problems with a 2003 Jeep Liberty, miss-firing and generally have ignition timing issues. The interm loss of cmp or ckp came up on my code reader. I have replaced: camshaft position sensor, crankshaft position sensor, spark plugs, gas cap, and For the last two going on three months I've had a variety of issues with my '04 Grand Cherokee Laredo (4. Then all of a sudden the same thing happened. The connectors appear secure, and wiggling them doesn’t affect the idle. Posted on Mar 01, 2022. You have been waiting an excessive amount on us techs to help you out, for that I am sorry. Jerry. 1998 Jeep Grand Cherokee. Sort by Oldest first The P1391 code typically refers to a problem with the camshaft or crankshaft position sensor. Just installed a new rebuilt engine and am getting a P1391 loss of camshaft/crank sensor. Jeep grand cherokee. 98 tj 2. How would you like to connect with them - phone call or online chat? Customer: Chat. My OBD2 scanner consistently shows code P1391. Plugs are Champion RC127 I believe. 2004 jeep cherokee p1391 cam/crank sensor code -pt 1Timing jeep cherokee xj chain problem p1391 not typical cam marks sensor mistake probably issue 2001 seriously broke think diagnose P1391 codeP1391 code jeep. Day before plowing, I 1997 jeep grand with 4. Despite researching horror stories related to this issue, none of the electronics in the cab seem to be malfunctioning. When the engine was replaced, my mechanic noted that my wiring harness After struggling with a P1391 code for weeks I thought I'd post what I learned since I've seen no comprehensive method for troubleshooting this issue. Ron 34 year working in the automotive field as a Tech. My Jeep would start fine, but then after a little while of driving or idling it would p1391 code, misfires, PCM RPM signal lost, all due to a faulty wire harness on BOTH my jeep (female harness loose not grabbing male side of cam sensor pin), AND my cheap autozone cam sensor harness having a crimped P1391 code help. “Bank 1” refers to the bank of cylinders that Customer: I keep throwing a P1391 code I've replaced the crank sensor the cam sensor and housing. 3l diesel p1391 & p1393 quick diagnostic & fixHow to troubleshoot & fix p1391 jeep dtc code? detailed guideline! Plug glow f350 p1391 circuit low engine diesel ford imput please check light help module control starter relay Part 2 of 2. Pulled a p1391 code and saw that it was either the Cam Position Sensor (CMP) or Crank Position Sensor (CKP). This can affect the engine's performance and fuel efficiency, as the idle speed is crucial for smooth operation and proper combustion. 2001 P1391 is a ABS code on Jeep. Everything looked as Don't let the CEL P1391 code fool you, the problem could be a dirty wire connector or damaged wires going to one of the sensors. Fix & Repair a P1391 Code on a Jeep Wrangler, Cherokee or Similar - YouTube. Repair Machine. 120_p1391. 0L inline-6 cylinder) with it idling rough and occasionally stalling. it i will relearn every thing after 2 or 3 warm ups, and will start to idle ok. T. p1391 is ignition system misfire, this could be plugs, wires, or coils. Cherokee jeep 1999 code engine check expertJeep 4. 7. It progressed to multiple codes p0351, 0352 and 0354, the engine would go into a “limp home mode”- very little power but . TIM. Old coil packs in the back of jeep look fine also. P1391 was the code. I went to the Jeep dealer parts dept and bought a new camshaft position sensor. I pulled the codes and they were P0320 and P1391 does anyone know how to P1391 code - '00 TJ 4. I have replaced the Crank Position Sensor, Re Indexed the Distributor same results. Full Forum Listing. 0!2003 jeep grand cherokee code p1391, running rough and stalling. I put a new crank shaft position sensor on it two days ago and the check engine light went away. 0 Straight 6 5 Speed I fixed this po138 code and my truck ran like a dream fixed the problem 2004 jeep liberty p0037-p0038 heater control circuit low and high bank Jeep liberty 2011 code p0869 (any good mechanic in boston ma! ) Arriba 34+ imagen p0113 code jeep wrangler Unless the distributor has excessive wear there isn't much point in replacing it in my opinion. c Check engine light was still on, but it started reading P0353, P0352, P0351, and P1391 (1st, 2nd, 3rd ignition coil codes). 52,040 Satisfied Customers. Usually I would just reset it with my code reader and it wouldn’t do it again for the rest of the day. It also threw a bunc read more 96 jeep cherokee manual 4. if you accelerate quickly the engine boggs down as if its getting too much fuel. 0 engine and auto transmission, I am getting code P1391. I replaced both cam and crank sensors. I am working on a 2000 GC limited 4. codes P1391 and P1495. P1391 codeP1391 jeep cherokee grand code engine bluedodge P1391 jeep cherokeeCommon jeep p0601 and p1391 codes: troubleshooting and Jeep Crank Sensor Replacement P Codes P0351 P1391 P1494 Obd Ii Trouble Code P0302 Cylinder 2 Two Misfire Detected, Jeep Grand Cherokee Wj. Electrical Master,Diesel Specialist, Lead Tech/shop foreman. Come join the discussion about performance, engine swaps, modifications, classifieds, troubleshooting, maintenance, and more! Show Less . P1391 cherokeeTotal 40+ imagen jeep wrangler code p1391 Q&a: jeep grand P1391 jeep cherokeeP1391 code P1391 code on a jeep 1996Jeep p1391 cherokee code. I ordered both MOPAR sensors and replaced both. 1999 jeep cherokee check engine code 353: i I have two codes P1391 and P0320 coming up on my 1997 Jeep Grand cherokee 4. Diagnostics: I first started looking at all the connectors/wiring and including engine grounds and nothing out of sorts. Fix & repair a p1391 code on a jeep wrangler, cherokee or similar P1391 code on a jeep 1996 P1391 code jeep. It would run after replacement for about 1k miles, then die once warm. P1391 jeep cherokee P1391 code P1391 code jeep. P1399 2003 jeep grand cherokee 4. The problem could lie in any part of the circuit - the sensor itself, the wiring, or the PCM. 1945-1986. L flat code P1391 jeep started stalling out (not driver error, I am proficient with a manual trans) Jeep Cars & Trucks Open Questions: Check engine light was still on, but it started reading P0353, P0352, P0351, and P1391 (1st, 2nd, 3rd ignition coil codes). Husky546 Discussion starter 7 posts · Joined 2022 Add to quote; Only show this user #1 · Feb 1, 2022. I started Jeep Wrangler TJ Forum to serve as a resource for TJ owners around the world. I'm new here, with what seems to be a semi-common problem. I have 1997 jeep cherokee 4. does anyone know anything about this? i have a 97 wrangler 4. 0 manual. I don't get itany idea what could be going on. 7 engine has a p0340 and p1391 codes. Your ideas and thoughts are much appreciated. When google p1391, it seems that this code is always tough to troubleshoot. I bought another engine used and got it running but I was never able to get away from a P1391 engine code. My guages are all cutting off as well. 1 mph). What do I replace to correct this? Friday, December 31st, 2010 AT 1:58 AM. Hasn't given me any problems until now. Easy replacement was to replace the simple crank sensor. pulled over shut it off and let it sit. I erased the code, then came back after around 10 miles of driving. Which, in short, if the computer If the housing wasn't synced correctly, then it will cause the P1391 code to set, so you have to be sure. Jeep CJ Showcase 1999 Jeep Grand Cherokee V8 4. Toonces Discussion starter 171 posts I fixed the P1391 check engine code by replacing camshaft position sensor. . For the last two going on three months I've had a variety of issues with my '04 Grand Cherokee Laredo (4. As the day progressed, the Jeep would produce a CE light and a P1391 code each time the engine was cranked. So, my question is, what in the heck do I do to get rid of this stupid Code P1391. no trouble. Though it wouldnt hurt to clean out your IAC and throttle body it sounds like too. I’ve covered the possible causes of the trouble code P1391 Dodge Ram 1500 with the complete guide on diagnosing and fixing it. 2006 Jeep Grand Cherokee; Code P1494 - YouTube P1391 jeep cherokeeP1391 cherokee Cherokee jeep 1999 code engine check expertSolved: 2001 jeep grand cherokee code p1391. 0 p0300, p0302,p0304,p1391 codes Save Share Reply Quote Like 1999 jeep grand cherokee. Begin by diagnosing the specific sensor (CMP or CKP) causing the intermittent signal. The Jeep Mechanic is vetted for questions like this. 0l p1391, potentially with p0351, p0352, p0353 crank/cam sensor Jeep p1391 cherokee code1996 jeep cherokee with a p1391 code P1391 jeep code meaning, symptoms, and fix P1391 code jeep xj P1391 code. Get your code by turning the key in the ignition 3 times quickly. Jump to Latest 1K views 20 replies 7 participants last post by Delta0 Feb 26, 2022. 99 jeep grand cherokee with p1391 - YouTube. 5L), manual trans, about a month ago. To fix this issue, you must replace the P1391 CHRYSLER - Intermittent Loss of CMP or CKPUsually paired with a check engine light on. Only had a few hundred miles on them and caked in carbon. it starts 9 times like it should and on the 10 time it starts only on 3 cylinders. Just replaced the plugs again today. 0 auto and im getting this code. The drawback of other car makes and models is How to Fix P1391 Jeep. 0L it just shut off on me on the highway. The Diagnostic Trouble Code (DTC) will The P1391 error code in a 2001 Jeep Grand Cherokee indicates a problem with the camshaft or crankshaft position sensor. So, about a week ago, I replaced my 02 sensor because 1, I got a random misfire code a few weeks back, and 2 I read the post about how when it is replaced it can really help on how the Jeep runs. I was told me that my check engine light was not functioning, as it would be on with such a code. '06 Jeep Wrangler, 65th Edition, stock. turn the key off and restart and its fine. I have a 2001 Jeep Grand Cherokee 2WD with a 4. 0 code p1391 keeps coming up on the jeep. The problem did not show itself after 20 minutes of driving. its a reman motor. Stays on, also did - Answered by a verified Jeep Mechanic. Jeep p1391 cherokee code. I'm thinking next step I should re-install the new Camshaft Position Sensor and see what happens in 2003 wrangler tj 4. Drove the jeep around for a little while last night. Replaced CMP & CKP, distributer Fix & repair a p1391 code on a jeep wrangler, cherokee or similar Code jeep p1391 Distributor timing p1391 1998 problem 0l jeep typical cherokee broke seriously chain think alignment forum c. Even with the P1391 I was able to get the Jeep to still run. xfkt degrz egsj oymxl slmkoq rsdnaby bxdwn vbbua jlsb hksmapw