P1389 Diagnostic Trouble Code Discussion for May 2011
No Auto Shutdown Relay Output Voltage To PCM
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| Help Request | Posted | |
| 2000 Jeep Grand Cherokee Laredo 4.0L No Start, Poor Fuel Economy, MIL Lamp on VIN: 1J4G248S9Y P1389: No Auto Shutdown Relay Output Voltage To PCM. after replacing crk sensor got OBD data responce again.Fuelpump hums no pressure,P-[...] up checked ASD relay its good.Ckecked wires for short in injector can't seen too get it.Unplug PCM to get numbers off it is that my problem. |
May 02, 2011 |
