DTC P06B8:00 [MZI-3.7]
id0102d2316200
DTC P06B8:00 |
Internal control module non-Volatile Random Access Memory (NVRAM) error |
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DETECTION CONDITION
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• This DTC indicates a concern with the ability of the PCM to correctly store permanent DTCs.
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POSSIBLE CAUSE
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• PCM calibration level
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Diagnostic procedure
STEP |
INSPECTION |
ACTION |
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1
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VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has FREEZE FRAME DATA been recorded?
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Yes
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Go to the next step.
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No
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Record FREEZE FRAME DATA on the repair order, then go to the next step.
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2
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VERIFY RELATED SERVICE INFORMATION AVAILABILITY
• Verify related Service Information availability.
• Is any related Service Information available?
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Yes
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Perform repair or diagnosis according to the available Service Information.
• If the vehicle is not repaired, go to the next step.
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No
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Go to the next step.
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3
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VERIFY RELATED PENDING CODE OR STORED DTCs
• Turn the ignition switch off, then to the ON position (engine off).
• Verify the related PENDING CODE or stored DTCs using the M-MDS.
• Is other DTC present?
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Yes
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Go to the appropriate DTC troubleshooting.
(See DTC TABLE [MZI-3.7].)
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No
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Go to the next step
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4
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INSPECT PCM FOR LATEST CALIBRATION
• Program the PCM to the latest calibration.
• Turn the ignition switch to the ON position (Engine running).
• Idle the engine.
• Verify PENDING CODE or stored DTCs.
• Is the same DTC present?
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Yes
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Go to the next step.
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No
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Troubleshooting completed.
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5
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INSPECT FOR CORRECT PCM OPERATION
• Disconnect all the PCM connectors.
• Visually inspect for:
• Connect all the PCM connectors and verify that they seat correctly.
• Retrieve DTCs using the M-MDS.
• Is the same DTC present?
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Yes
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Go to the next step.
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No
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The system is correctly. Go to the next step.
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6
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VERIFY TROUBLESHOOTING OF DTC P06B8:00 HAS BEEN COMPLETED
• Verify that all disconnected connectors are reconnected.
• Clear the DTC from the PCM memory using the M-MDS.
• Start the engine and drive the vehicle.
• Verify PENDING CODE or stored DTCs.
• Is the same DTC present?
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Yes
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Repeat the inspection from Step 1.
• If the malfunction recurs, replace the PCM.
Go to the next step.
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No
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Go to the next step.
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7
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VERIFY AFTER REPAIR PROCEDURE
• Perform the “AFTER REPAIR PROCEDURE”.
• Are any DTCs present?
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Yes
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Go to the applicable DTC inspection.
(See DTC TABLE [MZI-3.7].)
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No
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Troubleshooting completed.
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