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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 12, 2013
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Open Help Requests for Chrysler
Help Request Answers
2006 Chrysler PT Cruiser Touring 2.4L MIL Lamp on VIN: 3A4FY58B96
to all chrysler gurus out there. got this pt that's got me pulling my hair. has a p1603 code - pcm:- internal dual port ram commuication failure. got a used one and same thing. the trans is now in limp mode which wasn't the case before switching the computer. ... Trouble codes: P1603 (pcm- internal dual port ram commuication failure)

Fixes & Summaries for Chrysler
Fix/Summary Answers
1997 Jeep Wrangler SE 2.5L Cuts out, bucks VIN: 1J4FY29P8V
Thanks for all the help. I checked all grounds, wiggle tested wiring, tap tested computer, check computer pins and connections and lubed. Tried tapping and heating crank sensor, all had no affect. I replaced crank sensor on Monday, which most replies sugges...
2007 Jeep Compass Limited 2.4L Stall VIN: 1J8FT57W57
Hello everyone and thanks to those that helped. We sent this vehicle to the dealer for a reprogram and the customer has not had any problems since the reflash. Thanks, Ron
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