P1107
DTC P1107: BARO Sensor Circuit Low VoltageNOTE: Information marked with an asterisk (*) applies to '04 model.
1. Reset the ECM.
2. Turn the ignition switch ON (II).
Is DTC P1107 (P2228)* or P1108 (P2229)* indicated?
YES - Update the ECM if it does not have the latest software, or substitute a known-good ECM, then recheck. If the symptom/indication goes away with a known-good ECM, replace the original ECM.
NO - Intermittent failure, system is OK at this time.