DTC P0480-4B: Fan 1 Control Circuit - Over temperature: Action
- Diagnosis of this DTC may require using the manufacturer approved diagnostic system check datalogger signals
- 0x03B9 Engine Cooling Fan Speed - Desired
- Check there is not any obstruction preventing main electric cooling fan movement
- Refer to the electrical circuit diagrams and check the main electric cooling fan circuit for short circuit to power
- Inspect connectors for signs of water ingress and pins for damage and/or corrosion
- If fault persists, refer to the relevant Service Information and refer to the cooling fan pinpoint test procedures For additional information, .
- Install a new main electric cooling fan, only when diagnosed as failed
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest