DTC P05F8-4B: Reductant Heater Control Module Performance - Over temperature: Action
WARNING: This page is about a different variant/trim than selected.
- Vehicle Conditions to enable DTC Logging Strategy
- Engine running
- Prioritised Checks to Perform
- Refer to the appropriate system wiring diagram and check the diesel exhaust fluid heater control unit circuit for short circuit to power
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Check and install a new diesel exhaust fluid heater control unit module as required
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest