DTC C0078-61: Tire Diameter - Signal calculation failure: Action
- Check that the wheels and tires comply with the manufacturer's specification for the vehicle. Rectify as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, check the steering angle sensor module for related DTCs and refer to the relevant DTC index
- Using the Jaguar Land Rover approved diagnostic equipment, check the restraints control module for yaw rate lateral acceleration sensor related DTCs and perform the relevant corrective actions