Range Rover Classic. Manual — part 141
SUPPLEMENTARY RESTRAINT SYSTEM
7
REPAIR
6. Release airbag module from fascia panel.
CAUTION: Do not allow the airbag module
to hang by the airbag harness.
7. Carefully and without pullling on connector
remove airbag module.
CAUTION: Store the airbag module in
accordance with the storage procedures
outlined in Description and Operation.
NOTE: If airbag module is to be replaced
the serial number must be recorded in the
vehicle service record.
Refit
8. Reverse removal procedure.
9. Tighten airbag module securing screws to
8 Nm.
CAUTION: Take care not to cross thread
screws.
10. Check Supplementary Restraint System using
Testbook.
CRASH SENSOR
Service repair no - 76.74.04
Remove
1. Disconnect battery negative lead.
2. LH sensor only:Slacken power steering
reservoir clamp and lift reservoir to provide
access.
Diesel model only:Remove jack and mounting
bracket.
3. Disconnect multiplug from sensor
CAUTION: Ensure airbag harness
connector seal and anti-backout DO NOT
come adrift when disconnecting sensor.
4. Use special socket, remove 2 screws securing
crash sensor to body.
5. Remove crash sensor.
Refit
6. Reverse removal procedure.
7. Tighten crash sensor securing screws to
10Nm.
Ensure multiplug is fully engaged on sensor and
retained by its latch.
8. Check Supplementary Restraint System using
Testbook.
75
SUPPLEMENTARY RESTRAINT SYSTEM
8
REPAIR
AIRBAG DIAGNOSTIC CONTROL UNIT
Service repair no - 76.73.72
Remove
1. Disconnect battery negative lead.
2. Remove centre console assembly.
See
CHASSIS AND BODY, Repair, Centre
Console
3. Remove 4 screws and release the 2 rear
passenger air ducts from their fitted position and
remove centre console mounting bracket.
4. Use flat ended screwdriver and release
YELLOW retainer, pull retainer 30mm from
multiplug and disconnect airbag harness
multiplug from airbag control unit.
5. Use special socket, remove 2 screws securing
airbag control unit to body bracket.
6. Remove airbag diagnostic control unit.
Refit
7. Reverse removal procedure.
8. Tighten control unit securing screws to
10Nm.
9. Check Supplementary Restraint System using
Testbook.
SUPPLEMENTARY RESTRAINT SYSTEM
9
REPAIR
SRS WARNING LIGHT BULBS
Service repair no - 76.73.74
Remove
1. Remove instrument binnacle.
See
ELECTRICAL, Repair, Instrument Binnacle
2. Remove window and face plate from instrument
panel.
3. Remove 3 screws securing ECU to instrument
panel.
4. Release and remove small cover from ECU.
5. Disconnect multiplug from ECU.
6. Remove ECU
7. Remove 4 screws securing tachometer.
8. Remove tachometer.
75
SUPPLEMENTARY RESTRAINT SYSTEM
10
REPAIR
9. Carefully remove 2 screws securing face plate to
tachometer.
10. Release warning light housing from tachometer
circuit board.
11. Carefully (to avoid damage to tachometer needle
and spindle), tilt and remove warning light
housing.
12. Remove 2 warning light bulbs
Refit
13. Reverse removal procedure.
14. Fit new warning light bulbs
15. Carefully fit warning light housing, ensuring that
locating pegs engage correctly and that retaining
clips lock housing into position.
16. Ensure that tachometer needle is on the correct
side of its stop.
17. Fit instrument panel.
See ELECTRICAL,
Repair, Instrument Binnacle
AIRBAG HARNESS
Service repair no - 76.70.63
Remove
1. Remover driver’s airbag.
See Driver’s Airbag
module
2. Remover passenger’s airbag.
See
Passenger’s Airbag Module
3. Remove fascia panel assembly.
See CHASSIS
AND BODY, Repair, Dash Panel Assembly
4. Remove heater blower unit.
See HEATING
AND VENTILATION, Repair, Blower Motor
Unit - Heater and Air Conditioning
5. Remove heater and cooler unit.
See AIR
CONDITIONING, Repair, Heater and Cooler
Unit
6. Remove 3 screws securing expansion tank and
position expansion tank aside.
7. Disconnect multiplug from each crash sensor.
8. Release airbag harness from clips and ties along
the bulkhead and each valance.
9. Displace airbag harness grommet to inside of
bulkhead and feed harness through bulkhead.
10. Disconnect multiplug from airbag control unit.
11. Release airbag harness from under carpet.
12. Release ties securing harness along toeboard.
13. Disconnect steering wheel airbag multiplug.
14. Release airbag harness from driver’s side and
remove.
Refit
15. Reverse removal procedure.
CAUTION: Ensure harness is correctly
routed in harness protector and that all
securing clips and ties are correctly
engaged and harness is undamaged. Ensure all
connections are fully engaged and retained by
their latches.
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