P0633-42: Immobilizer Key Not Programmed - ECM/PCM - General memory failure: Action
WARNING: This page is about a different car, the 2015 Jaguar XF, 2014 Jaguar XF, and 2013 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.
- Using the manufacturer approved diagnostic system, carry out the immobilization procedure
- Check for CAN network interference/engine control module related errors. Re-configure the engine control module using the manufacturer approved diagnostic system. Re-configure the instrument panel control module using the manufacturer approved diagnostic system
- Using the manufacturer approved diagnostic system check and install latest relevant level of software to the engine control module
- Check and install a new engine control module as required