DTC P0666-15: Control Module Internal Temperature Sensor "A" Circuit - Circuit Short To Battery Or Open: 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.
- Clear the DTC and retest
- If the DTC returns, check and install a new (GEN 4) rear differential control module kit as required. For additional information, refer to: Active On-Demand Coupling Module