Land Rover Discovery: Steering Column Diagnosis and
Testing
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Inspection and verification
PRINCIPLE OF OPERATION
For a detailed description of the Steering System and operation, refer to the
relevant Description and Operation section of the workshop manual
Pinpoint tests
NOTE:
The steering wheel heater will not operate if the engine is not
running.
NOTES:
An infra-red thermometer is used during this test.
The steering wheel temperature should have in
REMOVAL
NOTES:
Removal steps in this procedure may contain installation details.
The steering wheel is shown removed for clarity.
Left hand drive illustration(s) shown, Right hand drive is similar
SEE MORE:
This feature operates whenever the
lighting control is in the auto position and
the ignition is switched off. The headlamps
will remain illuminated for up to 240
seconds.
Note: The time delay may be changed via
the Vehicle Set-Up menu.
The Courtesy delay can be switched off
at any time, by pressing
PRINCIPLES OF OPERATION
For a detailed description and operation of the information and
entertainment system, refer to the relevant description and operation
section of the workshop manual.
INSPECTION AND VERIFICATION
CAUTION:
Diagnosis by substitution from a donor vehicle is NOT acceptable.
Substi