DTC C0078-61: Tire Diameter - Signal calculation failure: Action
WARNING: This page is about a different car, the 2021 Land Rover Range Rover and 2020 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
DO NOT
replace the adaptive 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