DTC Troubleshooting: P2228 (13)
|DTC P2228:||BARO Sensor Circuit Low Voltage|
NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information.
|1.||Turn the ignition switch ON (II).|
|2.||Check the BARO SENSOR in the DATA LIST with the HDS.|
Is about 53 kPa (397 mmHg, 15.6 in.Hg), or 1.58 V or less indicated?
YES - Go to 3.
NO - Intermittent failure, system is OK at this time.n
|3.||Update the ECM/PCM if it does not have the latest software, or substitute a known-good ECM/PCM.|
|4.||Check for Temporary DTCs or DTCs with the HDS.|
Are any Temporary DTCs or DTCs indicated?
YES - If DTC P2228 is indicated, check for poor connections or loose terminals at the ECM/PCM, then go to 1. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting.
NO - If the ECM/PCM was updated, troubleshooting is complete. If the ECM/PCM was substituted, replace the original ECM/PCM.n