DTC P1109: BARO Sensor Circuit Out of Range High
(2005-2006 models)
NOTE:
Before you troubleshoot, record all freeze data and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION
).
- Reset the ECM with the HDS.
- Start the engine.
- Check for Temporary DTCs or DTCs with the HDS.
Is DTC P1109 indicated?
- YES - Update the ECM if it does not have the latest software, or substitute a known-good ECM (see ECM UPDATING AND SUBSTITUTION FOR TESTING-2002-2006 M/T MODELS AND CVT MODEL ), then recheck. If the symptom/indication goes away with a known-good ECM, replace the original ECM (see ECM REPLACEMENT ).
- NO - Intermittent failure, system is OK at this time.