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PCM Reset, Tech Service Bulletin, specifically for Sentry Anti-Theft vehicles
Found this while sifting through Chrysler TSB postings. If you have that Sentry Anti-theft option and you need to do a PCM reset, especially if you do not have the correct PIN (required), this outlines what you have to do in addition to screwing around with the PCM. Luck to ya.- dtennes
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- anti-theft pcm reset sentry
- Replies: 0
- Forum: KJ General Discussion
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Engines & PCMs, Trans & TCMs: Exact part number matching is mandatory
For those of you who have... A. Contemplated replacing the existing engine in your vehicle B. Actually gone ahead and done what you THINK is an effective engine replacement C. Contemplated using a new, non-stock engine to upgrade/replace your existing stock engine D. Replace your PCM for...- dtennes
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- bcm calibration engine pcm replacement swap tcm trans transmission
- Replies: 1
- Forum: Electronics
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Misfire troubleshooting, PCM full reset ( includes TCM ) which fully clears adaptive numerator
When troubleshooting a misfire problem, you need to make sure that you completely reset the PCM or lingering artifacts in memory may corrupt sensor input interpretation. Curated from JeepForum.com Curated from WranglerForum.com Curated from fs1inc.com (Flagship 1) PCM : (Powertrain Control...- dtennes
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- adaptive ecm memory misfire numerator pcm relearn
- Replies: 0
- Forum: Electronics
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2002-2004 KJ: Recommendation for Flagship 1 PCMs
I highly recommend the Flagship 1 PCM for 2002-2004 3.7L Liberty KJs. I have a 2003 3.7L Liberty Sport. The engine is a Chrysler workhorse found in several different Jeep and Chrysler vehicles (look it up on Wikipedia) over many years, IOW millions of vehicles, so it is mechanically reliable...- dtennes
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- flagship pcm
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- Forum: KJ General Discussion
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2004 Liberty, signs of a failing PCM or bad grounds?
Hey all, My 2004 Liberty Gas A/T stopped working out of the blue one morning. It started for half a second then died, wouldn't even crank anymore. Then I tried again a few hours later and then it would sometime crank (but no start) or not crank at all. I tried pulling out a potential code error...- Retroshaft
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- crank no start liberty 2004 no crank no start pcm
- Replies: 16
- Forum: KJ General Discussion
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How Do I test PCM signals to Coil Pack 5/2?
2011 Jeep Liberty Limited 3.7L 4WD 203,000 miles Code: P0302 misfire on 2 I have done spark plugs, spark plug wires, replaced the coil pack that fires 5 and 2, and made sure it's not a fuel injector or fuel injector wires. It's time to check if this is caused by PCM communication to the coil...- eloudon123
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- coil pack electrical testing misfire p0302 pcm spark plugs
- Replies: 5
- Forum: How To
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Random Misfire 2007 Liberty
Please help! I have a 2007 Liberty with 145000 miles. I absolutely love this Jeep and it has been very reliable up until recently. While driving home, going approximately 25 mph, the Jeep suddenly started misfiring and running like ****. Idle was rough and CEL started blinking. I took it and...- ArmySloth
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- fuel injectors ignition missfire pcm wiring
- Replies: 22
- Forum: KJ General Discussion
