DTC Troubleshooting: P2228 (13-5)
|DTC P2228:||BARO Sensor Circuit Low Voltage|
|1.||Turn the ignition switch ON (II).|
|2.||Check the BARO SENSOR in the DATA LIST with the HDS.|
Is about 2.2 V or less 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.n
NO - Intermittent failure, system is OK at this time.n