Land Rover Discovery: Autolamps
PRINCIPLES OF OPERATION
For a detailed description of the Autolamps, refer to the relevant
Description and Operation section in the workshop manual. REFER to:
Exterior Lighting (417-01 Exterior Lighting, Description and Operation).
INSPECTION AND VERIFICATION
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 tested
and/or the donor vehicle.
NOTES:
- Verify the customer concern
- Visually inspect for obvious signs of damage and system integrity
Visual Inspection
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- 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, verify the symptom and refer to
the
Symptom Chart, alternatively check for Diagnostic Trouble Codes
(DTCs) and refer to the DTC Index
- Check DDW for open campaigns. Refer to the corresponding bulletins
and SSMs which may be valid for the specific customer complaint and
carry out the recommendations as required
SYMPTOM CHART
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SYMPTOM:
Side, tail and headlamp
inoperative when the
lighting control switch is
set to auto
POSSIBLE
CAUSES:
- Body
system
fault
- Lighting
control
switch
fault
ACTION:
- Using the Jaguar Land Rover approved
diagnostic equipment, check the central
junction box for related DTCs and refer to
the relevant DTC index
- Install a new lighting control switch
DTC INDEX
For a list of Diagnostic Trouble Codes (DTCs) that could be logged on this
vehicle, please refer to Section 100-00. REFER to: Diagnostic Trouble Code
Index - DTC: Central Junction Box (CJB) (100-00 General Information,
Description and Operation).
READ NEXT:
OVERVIEW
The Daytime Running Lamps (DRL) and side lamps are incorporated into the
headlamp assemblies.
For additional information, refer to: Exterior Lighting (417-01, Description
and Operation).
On
PRINCIPLES OF OPERATION
For a detailed description of the Daytime Running Lamps, refer to the
relevant Description and Operation section in the workshop manual. REFER
to: Daytime Running Lamps (417-04
COMPONENT LOCATION - SHEET 1 OF 2
Central Junction Box (CJB)
Instrument panel illumination
Approach lamp - door mirror
Door ambience lighting Light Emitting Diodes (LEDs)
Luggage compartment a
SEE MORE:
Airbags provide additional protection in
certain types of collision only - they do not
replace the need to wear a seat belt. All
occupants, in all seating positions, should
always wear their seat belt, whether or not
an airbag is present in that seating
position.
For the airbags to operate
correc
Fan shroud
Cooling fan motor
Electrical connection
Speed flaps
An electric, variable speed cooling fan is installed in a shroud attached to
the rear of the radiator. The cooling fan is operated by an electric cooling
fan control module, integrated into the electric motor, under the control o