| Speed control inhibited or disabled |
- Adaptive cruise control module power or ground circuit open circuit, high resistance
- Steering wheel switch circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Engine system fault
- Anti-lock brake system fault
|
- Refer to the appropraite system wiring diagrams and check the adaptive cruise control module power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary
- Check the integrity of the steering wheel switches. Using the Jaguar Land Rover approved diagnostic equipment, check the body control module for related DTC
s and refer to the relevant DTC
index
- Using the Jaguar Land Rover approved diagnostic equipment, check the powertrain control module for related DTC
s and refer to the relevant DTC
index
- Using the Jaguar Land Rover approved diagnostic equipment, check the anti-lock brake system control module for related DTC
s and refer to the relevant DTC
index
|
| Unable to regulate/adjust vehicle speed |
- Steering wheel switch circuit short circuit to ground, short circuit to power, open circuit, high resistance
|
- Check the integrity of the steering wheel switches. Using the Jaguar Land Rover approved diagnostic equipment, check the body control module for related DTC
s and refer to the relevant DTC
index
|
| Unable to cancel speed control from steering wheel |
- Steering wheel switch circuit short circuit to ground, short circuit to power, open circuit, high resistance
|
- Check the integrity of the steering wheel switches. Using the Jaguar Land Rover approved diagnostic equipment, check the body control module for related DTC
s and refer to the relevant DTC
index
|
| Unable to cancel speed control from brake pedal |
- Brake pedal switch installed incorrectly
- Brake pedal switch maladjusted
- Brake pedal switch circuit short circuit to ground, short circuit to power, open circuit, high resistance
|
- Check the brake pedal switch installation. Rectify as necessary
- Check the brake pedal switch adjustment. Rectify as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, check the anti-lock brake system control module for related DTC
s and refer to the relevant DTC
index
|