P1107

DTC P1107: BARO Sensor Circuit Low Voltage
DTC P1108: BARO Sensor Circuit High Voltage

1. Reset the PCM.
2. Turn the ignition switch ON (II).

Is DTC P1107 or P1108 indicated?

YES - Substitute a known-good PCM and recheck. If the symptom/indication goes away, replace the original PCM.

NO - Intermittent failure, system is OK at this time.