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P1388 Diagnostic Trouble Code Discussion for September 2013

Auto Shutdown Relay Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1388
Help Request Posted
2003 Dodge Ram 2500 Van 5.2L No Start VIN: 2D7JB21Y93
P1388: Auto Shutdown Relay Control Circuit Malfunction. Hello everyone. This van was towed in off the interstate where it stopped while driving 65 mph. Testing shows no spark from the coil. I have voltage at the coil when cranking and the cam / crank sensors appear to be changing counts while cranking. The coil cod...
September 03, 2013