DTC P0634-68: Control Module Internal Temperature "A" Too High - Event Information: Action
WARNING: This page is about a different car, the 2015 Land Rover LR2, 2014 Land Rover LR2, and 2013 Land Rover LR2. However, it is still accessible from the selected car via links, so may be relevant.
- If the vehicle temperature is excessive, with the vehicle ignition switched off allow sufficient time for the vehicle to cool. Consider the surrounding ambient temperature
- Clear the DTC and retest
- Carry out visual check of the rear differential coupling for oil leaks repair as required
- Carry out oil level check procedure. For additional information, refer to: Active On-Demand Coupling Filling
- Check and install a new (GEN 4) rear differential control module kit as required. For additional information, refer to: Active On-Demand Coupling Module