DTC P1106: BARO Sensor Range/ Performance Problem, DTC P2227: BARO Sensor Range/ Performance Problem*

NOTE: Information marked with an asterisk (*) applies to '04 model.

Reset the ECM/PCM (see HOW TO RESET THE ECM/PCM ).
Start the engine. Hold the engine at 3,000 RPM with no load (in Park or neutral) until the radiator fan comes on, then let it idle.
Test-drive with the A/T in 2 position, or the M/T in 4th gear.
Accelerate for 5 seconds using wide open throttle.
Check for a Temporary DTC with the scan tool or the HDS.
Is Temporary DTC P1106 (P2227)* indicated?
1. YES - Update the ECM/PCM if it does not have the latest software, or substitute a known-good ECM/ PCM, then recheck (see ECM/PCM UPDATING AND SUBSTITUTION FOR TESTING ). If the symptom/ indication goes away with a known-good ECM/PCM, replace the original ECM/PCM.
2. NO -Intermittent failure, system is OK at this time.