DTC U05A6-08: Invalid Data Received From Reductant Heater Control Module - Bus signal/message failures: Action
- Vehicle Conditions to Enable DTC Logging Strategy
- Prioritized Checks to Perform
- Check diesel exhaust fluid heater control unit/diesel sub net CAN for related Diagnostic Trouble Code(s) and refer to relevant DTC index
- Refer to the electrical circuit diagrams and check the diesel exhaust fluid heater control unit/diesel sub net CAN circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest