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This problem can be solved by:
replacing the ECM/PCM;
reprogramming the ECM/PCM;
repairing the wiring to the ECM/PCM for shorted key power to battery power.
This problem can be solved by:
replacing the ECM/PCM;
reprogramming the ECM/PCM;
repairing the wiring to the ECM/PCM for shorted key power to battery power.
So I turned it on yesterday and the check engine light was on. Today I turn it on and the check engine light is off. So I’m wondering if it’s something small?