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P1390 Diagnostic Trouble Code Discussion for January 2007

Timing Belt Skipped One Tooth Or More


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Trouble Ticket Help Requests for DTC P1390
Help Request Posted
1998 Eagle Talon 2.0L Excessive Emissions, Misfire, MIL Lamp on VIN: 4E3AK24Y2W
P1390: mfr cntrlled ign sys or misfire. according to oem manual p1390 is timing belt skipped a tooth.the related tc tests say the pcm has detected cam and crank sensors out of sync.and asks is cam/valve timing within specs. i checked the timing the crank is 1/2 tooth before and cam sprockets aligned...
January 05, 2007
1997 Mitsubishi Eclipse RS 2.0L MIL Lamp on VIN: 4A3AK34Y1V
P1390: Timing Belt Skipped One Tooth or More. ... smog failure ,the upstream o2 sensor was bad and the connector was replaced at the same time and it cured one problem.Now the problem i am having is with the p1390 and p1494 it seems like i can't find what the heck it is s...
January 08, 2007
1997 Jeep Grand Cherokee Limited 4.0L No Start, Cuts out, MIL Lamp on VIN: 1J4GZ783VC
P1390: crank/cam. this one driving us crazy original towed in no start no fuel pressure ( possible coincedence)replace pump ( oem only) returned mil light on cuts out intermitten scan po po 1390 po 1391 cam / crank replaced same problem sat @ idle no problem cust pick up go 1 b...
January 12, 2007
1997 Jeep Grand Cherokee Limited 4.0L No Start, Cuts out, MIL Lamp on VIN: 1J4GZ783VC
P1390: crank/cam. this one driving us crazy original towed in no start no fuel pressure ( possible coincedence)replace pump ( oem only) returned mil light on cuts out intermitten scan po po 1390 po 1391 cam / crank replaced same problem sat @ idle no problem cust pick up go 1 b...
January 22, 2007