DTC P068A:00 [MZI-3.7]

id0102d2316000

DTC P068A:00 | ECM/PCM power relay de-engaged-too early
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DETECTION CONDITION | • P068A:00 is set when the PCM powers down after a key off prior to completing the NVRAM write process.
POSSIBLE CAUSE | • PCM malfunction

Diagnostic procedure

STEP | INSPECTION | ACTION
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1 | VERIFY FREEZE FRAME DATA HAS BEEN RECORDED • Has FREEZE FRAME DATA been recorded? | Yes | Go to the next step.
No | Record FREEZE FRAME DATA on the repair order, then go to the next step.
2 | VERIFY RELATED SERVICE INFORMATION AVAILABILITY • Verify related Service Information availability. • Is any related Service Information available? | Yes | Perform repair or diagnosis according to the available Service Information. • If the vehicle is not repaired, go to the next step.
No | Perform PCM reprograming using the M-MDS, then go to the next step.
3 | VERIFY TROUBLESHOOTING OF DTC P068A:00 HAS BEEN COMPLETED • Verify that all disconnected connectors are reconnected. • Clear the DTC from the PCM memory using the M-MDS. • Start the engine. • Turn the ignition switch off, then to the ON position (engine off). • Retrieve DTCs using the M-MDS. • Is the PENDING CODE for this DTC present? | Yes | Replace the PCM, then go to the next step. (See PCM REMOVAL/INSTALLATION [MZI-3.7].)
No | Go to the next step.
4 | VERIFY AFTER REPAIR PROCEDURE • Perform the “AFTER REPAIR PROCEDURE”. (See AFTER REPAIR PROCEDURE [MZI-3.7].) • Are any DTCs present? | Yes | Go to the applicable DTC inspection. (See DTC TABLE [MZI-3.7].)
No | Troubleshooting completed.