DTC P0687-24: ECM/PCM Power Relay Control Circuit High - Signal stuck high: Action
WARNING: This page is about a different car, the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, 2016 Land Rover Range Rover, 2014 Land Rover Range Rover, and 2013 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
- Check powertrain control module for additional DTCs and refer to relevant DTC index. Rectify these first
- Refer to the appropriate system wiring diagram and check powertrain control module power relay circuit for short circuit to power, short circuit to another circuit