P0108

Tests 71 - 75:

Tests 76 - 78:

SYMPTOM
P-0108 MAP SENSOR VOLTAGE TOO HIGH

WHEN MONITORED
With engine rpm above 400 but less than 1500 and the TP sensor voltage less than 1.0 volt.

SET CONDITION
The MAP sensor signal voltage is greater than 4.6 volts at start or with the engine running for 1.76 seconds.

POSSIBLE CAUSES
- MAP sensor defective
- MAP sensor ground circuit open
- MAP sensor signal circuit open
- MAP sensor signal circuit shorted to voltage
- MAP sensor wiring harness intermittent defect
- MAP sensor wiring harness observable defect
- PCM (MAP sen v too high) defective