DTC P0686-11 ECM/PCM Power Relay Control Circuit Low - Circuit short to ground: Action
WARNING: This page is about a different variant/trim than selected.
- Prioritized Checks to Perform
- Refer to the appropriate system wiring diagrams and check engine management system relay power and ground circuits for open circuit
- Refer to the appropriate system wiring diagrams and check the engine management system relay circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Inspect connectors for signs of water ingress and pins for damage and/or corrosion
- Install a new engine management system relay
- Using the Jaguar Land Rover approved diagnostic equipment, run application - ECU Diagnostics/Powertrain Control Module (PCM)/Clear Diagnostic Trouble Code(s). Retest