DTC P0107: Manifold Absolute Pressure (MAP) Sensor Circuit Low; DTC P0108: Manifold Absolute Pressure (MAP) Sensor Circuit High
- Turn the ignition switch to ON (II).
- Clear the DTC with the HDS.
- Turn the ignition switch to LOCK (0), then turn it to ON (II) again.
- Check for Pending or Confirmed DTCs in the PGM-FI SYSTEM with the HDS.
Is DTC P0107 or P0108 indicated in the PGM-FI SYSTEM?
YES -Go to the DTC P0107 troubleshooting (see DTC P0107: MAP SENSOR CIRCUIT LOW VOLTAGE ) or DTC P0108 troubleshooting (see DTC P0108: MAP SENSOR CIRCUIT HIGH VOLTAGE ) in PGM-FI Systems.
NO -Go to step 5.
- Check for Pending or Confirmed DTCs in the A/T SYSTEM with the HDS.
Is DTC P0107 or P0108 indicated in the A/T SYSTEM?
YES -Go to step 6.
NO -Intermittent failure, the system is OK at this time. If any other Pending or Confirmed DTCs were indicated, go to the indicated DTC'S TROUBLESHOOTING .
- Update the PCM if it does not have the latest software (see ELD REPLACEMENT ), or substitute a known-good PCM (see SUBSTITUTING THE ECM/PCM ).
- Start the engine, and let it idle for at least 2 minutes.
- Check for Pending or Confirmed DTCs the A/T SYSTEM with the HDS.
Is DTC P0107 or P0108 indicated in the A/T SYSTEM?
YES -Check for poor connections or loose terminals at the MAP sensor and the PCM. If the PCM was updated, substitute a known-good PCM (see SUBSTITUTING THE ECM/PCM ), then go to step 7. If the PCM was substituted, go to step 1.
NO -Go to step 9.
- Monitor the OBD STATUS for P0107 or P0108 in the DTCs MENU with the HDS.
Does the HDS indicate PASSED?
YES -If the PCM was updated, troubleshooting is complete. If the PCM was substituted, replace the original PCM (see ECM/PCM REPLACEMENT ). If any other Pending or Confirmed DTCs were indicated in step 8, go to the indicated DTC'S TROUBLESHOOTING .
NO -If the HDS indicates FAILED, check for poor connections or loose terminals at the MAP sensor and the PCM. If the PCM was updated, substitute a known-good PCM (see SUBSTITUTING THE ECM/PCM ), then go to step 7. If the PCM was substituted, go to step 1. If the HDS indicates NOT COMPLETED, go to step 7.