DTC P0602-00: Powertrain Control Module Programming Error [07/2015 - ]: Procedure

PERFORM ECM CONFIGURATION (USING READ/WRITE FUNCTION)

Perform the ECM configuration (using read/write function).
Refer to INSPECTION [07/2015 - ]
Clear the DTC from the ECM memory using the Techstream.
Refer to AFTER REPAIR PROCEDURE [07/2015 - ]
Perform the KOEO or KOER self test.
Refer to ON-DEMAND SELF-TEST/KEY-ON ENGINE RUNNING SELF-TEST [07/2015 - ]

Is the same DTC present?

Result

Result
Yes
No

Result: 2

See step 4

Result: 1

Yes

See step 2

INSPECT ECM CONNECTOR CONDITION

Switch the ignition off.
Disconnect the ECM connector.
Inspect for poor connection (such as damaged/pulled-out pins, corrosion).

Is there any malfunction?

Result

Result
Yes
No

Result: 1

See step 6

Result: 2

Yes

See step 7

VERIFY DTC TROUBLESHOOTING COMPLETED

Always reconnect all disconnected connectors.
Clear the DTC from the ECM memory using the Techstream.
Refer to AFTER REPAIR PROCEDURE [07/2015 - ]
Perform the KOEO or KOER self test.
Refer to ON-DEMAND SELF-TEST/KEY-ON ENGINE RUNNING SELF-TEST [07/2015 - ]

Is the same DTC present?

Result

Result
Yes
No

Result: 2

Yes

See step 5

Result: 1

See step 4

VERIFY AFTER REPAIR PROCEDURE

Perform the "AFTER REPAIR PROCEDURE".
Refer to AFTER REPAIR PROCEDURE [07/2015 - ]

Are any DTCs present?

Result

Result
Yes
No

Result: 1

DTC TROUBLESHOOTING COMPLETED.

Result: 2

Yes

GO TO THE APPLICABLE DTC INSPECTION.

Refer to DIAGNOSTIC TROUBLE CODE CHART [07/2015 - ]

REPLACE THE ECM.

Refer to REMOVAL [07/2015 - ]

Then go to the next step.

Result

Proceed to
NEXT

Result: 1

See step 4

PERFORM THE ECM CONFIGURATION (USING READ/WRITE FUNCTION) AGAIN.

Refer to INSPECTION [07/2015 - ]
If the malfunction recurs, perform the ECM configuration (using as-built data).
Refer to INSPECTION [07/2015 - ]

Go to the next step.

Result

Proceed to
NEXT

Result: 1

See step 3

REPAIR OR REPLACE THE CONNECTOR AND/OR TERMINALS.

Then go to the next step.

Result

Proceed to
NEXT

Result: 1

See step 3