## DTC Troubleshooting: P1107 (13-1), P1108 (13-2)

DTC P1107 (13-1): | BARO Sensor Circuit Low Voltage
DTC P1108 (13-2): | BARO Sensor Circuit High Voltage

1. | Reset the ECM/PCM.

2. | Turn the ignition switch ON (II). Is DTC P1107 or P1108 indicated? YES - Substitute a known-good ECM/PCM and recheck. If symptom/indication goes away, replace the original ECM/ PCM.n NO - Intermittent failure, system is OK at this time.n