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Possible Cause

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.

CMP sensor A (bank 1) CAMINB1 line open
CMP sensor A (bank 1) CAMINB1 line short to power
CMP sensor A (bank 1) CAMINB1 line short to ground
CMP sensor A (bank 1) VCC7 line open
CMP sensor A (bank 1) VCC7 line short to ground
CMP sensor A (bank 1) SG7 line open
CMP sensor A (bank 1) failure
PCM internal circuit failure