Possible Causes
- Intermittent Condition
- 5-Volt Supply Circuit Shorted To Ground
- 5-Volt Supply Circuit Open
- MAP Sensor Internal Failure
- MAP Sensor Signal Circuit Open
- MAP Sensor Signal Circuit Shorted To Ground
- MAP Sensor Signal Circuit Shorted To Sensor Ground Circuit
- MAP Sensor Vacuum Port
- MAP Sensor
- PCM 5-Volt Supply Circuit
- PCM MAP Sensor Signal