DTC P0C40-4B: DC/DC Converter Temperature Sensor "B" High - Over temperature: Action
- Check the integrity of the cooling system. Rectify as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, run application - ECU Diagnostics/Battery Charger Control Module (BCCM)/Clear DTCs. Retest. If the fault persists, raise a Technical Assistance (TA):
- Attach the Pathfinder session file using 'Pathfinder Sessions'
- Use the Diagnostic Trouble Code (DTC) as a reference number in the Customer Comments field
- Describe primary and secondary diagnostics completed