Possible Causes
- (F855) 5-Volt Supply Circuit Shorted To Ground
- (F855) 5-Volt Supply Circuit Open
- MAP Sensor Internal Failure
- (K1) MAP Signal Circuit Shorted To Ground
- (K1) MAP Signal Circuit Shorted To (K900) Sensor Ground Circuit
- MAP (F855) 5-Volt Supply Circuit Open
- MAP Sensor Vacuum Port
- PCM (F855) 5-Volt Supply Circuit
- PCM (K1) MAP Sensor Signal