DTC C0078-61: Tire Diameter - Signal calculation failure: Action
NOTE:
DO NOT
replace the cruise control module for this DTC
- Confirm if the vehicle has been subject to driving conditions which may have induced wheel spin
- 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 for steering angle sensor related Diagnostic Trouble Code(s) 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 Diagnostic Trouble Code(s) and refer to the relevant DTC index
- Using the Jaguar Land Rover approved diagnostic equipment, check the anti-lock braking system for related Diagnostic Trouble Code(s) and refer to the relevant DTC index
- Cycle ignition. Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest