1998 Dodge Caravan Van not starting

1998 DODGE CARAVAN
132,000 MILES • 6 CYL • FWD • AUTOMATIC
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JAMES KEHRER
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While driving this Monday AM, car just died. Checked and replaced coil, cam and crank sensors, ignition switch . put NOID lights in injectors wiring harness, I have continuity on sensors but no power when energized. Do you think that the PCM is at fault ?
Feb 12, 2010 at 12:43 PM
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DOCFIXIT
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Hi
Did Noid flash in crank? Has fuel pressure been checked? Have you checked for spark?
Let me know
thanks for donate
Feb 12, 2010 at 12:52 PM
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JAMES KEHRER
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Het there Docfixit
No , NOID light did not flash, there was fuel pressure in fuel rail, I checked for spark ( first thing I did) there was none, there was no power to the primary side, good compression, fresh battery , etc.. The reason I changed out the ignition switch is because one time that I tried to crank it, the starter stayed engaged ...even when I took the key out.Thought the switch fried. Since, I have checked sensor harness for continuity and all is well.


Jim
Feb 12, 2010 at 3:29 PM
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DOCFIXIT
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Maybe Auto Shutdown Relay in underhood relay box marked ASD swap with fuel pump relay see if you get spark
Feb 12, 2010 at 3:40 PM
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JAMES KEHRER
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Doc, I have alredy tried that. haven't found any broken/chafed wires at all. Van is one owner and never been wrecked, always well maintained . This is first time anything has gone wrong . I always repair and maintain it myself
Feb 12, 2010 at 4:20 PM
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JAMES KEHRER
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Are you on-line on weekends ?
Feb 13, 2010 at 9:20 AM
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DOCFIXIT
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Which engine 3.0L,3.3L or 3.8L?
Feb 15, 2010 at 12:31 PM
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JAMES KEHRER
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it has the 3.3
Feb 15, 2010 at 12:34 PM
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DOCFIXIT
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At coil pack check voltage on Dark Green/Orange battery voltage in crank?
Feb 15, 2010 at 12:44 PM
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JAMES KEHRER
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Doc, it only has .11 volts
Feb 15, 2010 at 1:09 PM
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DOCFIXIT
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Not good check voltage on dark green/orange at injectors same .11V?
Feb 15, 2010 at 1:19 PM
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JAMES KEHRER
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Yes , Doc , .11 volts
Feb 15, 2010 at 2:08 PM
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DOCFIXIT
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Check voltage at Fuse #17 and pull ASD check for voltage . Is there a schematic on relay?
Feb 15, 2010 at 2:26 PM
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JAMES KEHRER
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12.55 volts on both, asd relay and fuse #17 (eng ) , but no schematic on relay
Feb 15, 2010 at 3:02 PM
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DOCFIXIT
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Can you feel ASD relay click? any numbers on Distribution box or bottom of relay? No. 5 is the dk. green/orange to coil and injectors. If relay is engaging then problem in wiring if not then possible PCM
Feb 15, 2010 at 3:13 PM
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JAMES KEHRER
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Relay(s) are working , have power to coil,injectors,(12v) ,crank and cam position sensors(5v), before I put on the NEG battery terminal BUT all go dead when I touch the NEG cable back on the battery
Feb 16, 2010 at 9:48 AM
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DOCFIXIT
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How did you get 12v to coil,inj? What do you mean all go dead?
Feb 16, 2010 at 9:56 AM
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JAMES KEHRER
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Doc , I was retracing my steps while waiting for your responses and found out that in a continuity check that the ground and the power line for the crank and camshaft sensers had a short . am trouble shooting it now . will get back to you soon .

- thank you so far for everything .
Jim .
Feb 16, 2010 at 4:00 PM
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DOCFIXIT
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O.K. hope you find something about to go off now but be back on 9am EST
Feb 16, 2010 at 4:03 PM
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JAMES KEHRER
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Good morning Doc , I found that the crank sensor wires were bound to the frame with a wire tie too tightly , creating a short in that particular system .I found it out while rechecking the continuity by accidently hitting the ground pin in the PCM instead of the power pin. The van started right up upon reinsulating the wires and putting everything back in it's place. Thank you and your team for ALL your assistance,you guys are aces ! Can't thank you enough ! Jim Kehrer
Feb 17, 2010 at 8:09 AM
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DOCFIXIT
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Great diagostic job! Goin to check with Chrysler to see if this is a common problem. Good news nice way to start day.
Feb 17, 2010 at 9:54 AM
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