1998 Dodge Van engine stalling

125,000 MILES • 3.9L • V6 • 2WD • AUTOMATIC
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GREG AVERY
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The engine will run fine for a while then out of no where usually at idle it will suddenly stall. I first thought to pump or hold the accelerator down a little, I now realize it is not the fuel, it is turning the key many times to get something reset, after about 6 or 8 times it will restart and run rough for quite some time. After it sits for awhile not running the next time I use it this all starts over.....
Nov 28, 2014 at 7:32 AM
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HMAC300
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scan for codes and check fuel pressure with a gauge auto parts rent it. then do a wiggle test on crank sensor as it may be wire or connection.
Nov 28, 2014 at 7:37 AM
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GREG AVERY
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Yes it has a new fuel pump and good pressure... it is giving [ codes p0351 & p0301]
Nov 28, 2014 at 8:00 AM
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HMAC300
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code 301 is a misfire so have a pro diagnose this as it can be anything form a basic ignition problem to a sensor or injector in engine along with low compression etc. code 351 is ignition coil primary problem and that is probably the cause of the 301 you'll have to check for wiggling the harness near the coil to see if it starts. if not have a pro do it.
Nov 28, 2014 at 8:34 AM
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GREG AVERY
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Thanks anyway but the " PRO " has already cost me enough money with no results..... that is why I'm doing it my self and asking you the questions that I am, so I can get a better understanding of how things work... WAITTING for you, trough other resources, I have got it narrowed down to the [ camshaft position sensor or the crankshaft position sensor and or the wiring ]
Nov 28, 2014 at 9:07 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
start by checking resistance of coil for #1 cylinder. dodge products have had a lot of trouble with crank sensors tha tis why is aid do a wiggle test at crank sensor. follow the steps in the two pics I'm sending also check your asd relay as that may be the culprit. However it could be a bad pcm. One other thing clean the throttle plate on both sides and iac hole with choke cleaner.
Nov 28, 2014 at 10:49 PM
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