Inspection And Verification
WARNING: This page is about a different car, the 2010 Land Rover Range Rover Sport. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Diagnosis by substitution from a donor vehicle is NOT
acceptable. Substitution of control modules does not guarantee confirmation of a fault and may also cause additional faults in the vehicle being checked and/or the donor vehicle.
NOTE:
Check and rectify basic faults before beginning diagnostic routines involving pinpoint tests.
- Verify the customer concern.
- Visually inspect for obvious signs of mechanical or electrical damage.Visual Inspection
Mechanical Electrical - Tire size, condition and installation
- Wheel speed sensor condition and installation
- Steering Angle Sensor (SAS) condition and installation
- Yaw rate sensor and accelerometer condition and installation
- Hydraulic control unit (with attached ABS module) condition and installation
- Fuses
- Harnesses and connectors
- Warning lamp operation
- Wheel speed sensors
- Central junction box
- HDC switch
- DSC switch
- Stop lamp switch
- Yaw rate sensor and accelerometer
- Steering Angle Sensor (SAS)
- Anti-lock Braking (ABS) module
- Controller Area Network (CAN) circuits
- If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
- If the cause is not visually evident, check for Diagnostic Trouble Codes (DTCs) and refer to the DTC Index.