Immobilizer

WCM/WIN Replace

This routine should be used when the WCM/WIN module has been replaced. This procedure will (1) learn VIN and PIN code if not already programmed in WCM/WIN, and (2) transfer Secret Key from PCM to WCM/WIN.
All Keys/Fobs previously programmed with this WCM/WIN will be irretrievably lost and cannot be reprogrammed again.
If PCM DTC P0633 is present, run PCM Replace routine, not WCM/WIN Replace.
Performing this procedure unnecessarily may affect the vehicle malfunction.
Absolutely do not to use this procedure unnecessarily!

Refer to the Factory Service Manual for the details.
Systems: Immobilizer

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