DTC P20FD-12: Reductant Pump "B" Control Circuit High - Circuit short to battery: Action
- Vehicle Conditions to enable DTC Logging Strategy
- Prioritized Checks to Perform
- Refer to the appropriate SYSTEM WIRING DIAGRAMS information and check the diesel exhaust fluid tank module circuit for short circuit to power - DEF back flow pump
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Contact dealer technical support
- Using the Jaguar Land Rover Approved Diagnostic Equipment, clear the DTCs and retest