DTC Troubleshooting: P0108 (12-8)

DTC P0108:  Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

1.Clear the DTC with the HDS.

2.Turn the ignition switch OFF, then turn it ON (II) again.

3.Check whether the DTC P0108 is indicated in the DTCs/Freeze Data in PGM FI Mode Menu with the HDS.

Is DTC P0108 indicated in the PGM FI system?


YES - Troubleshoot for DTC P0108 in the PGM-FI System.


NO - Go to 4.


4.Check whether the DTC P0108 is indicated in the DTCs/Freeze Data in A/T Mode Menu with the HDS.

Is DTC P0108 indicated?


YES - Update the PCM if it does not have the latest software, or substitute a known-good PCM, then recheck. If the symptom/indication goes away with a known-good PCM, replace the original  PCM.n


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