Discovery (1995+): Body Repair Manual — part 13
75
SUPPLEMENTARY RESTRAINT SYSTEM
12
REPAIR
SRS WARNING LIGHT BULBS
Service repair no - 76.73.74
Remove
1. Remove instrument binnacle.
See
ELECTRICAL, Repair.
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.
SUPPLEMENTARY RESTRAINT SYSTEM
13
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 binnacle.
See ELECTRICAL,
Repair.
75
SUPPLEMENTARY RESTRAINT SYSTEM
14
REPAIR
AIRBAG HARNESS
Service repair no - 86.70.63
Remove
1. Remove driver’s airbag.
See this section.
2. Remove passenger’s airbag.
See this section.
3. Remove dash panel assembly.
See CHASSIS
AND BODY, Repair.
4. Remove heater blower unit.
See HEATING
AND VENTILATION, Repair.
5. Remove heater and cooler unit.
See AIR
CONDITIONING, Repair.
Pre 97 MY
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.
All Models
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.
SUPPLEMENTARY RESTRAINT SYSTEM
15
REPAIR
AIRBAG MANUAL DEPLOYMENT
CAUTION: Deployment in the vehicle will
damage the steering wheel; if the vehicle
is not being scrapped deploy the module
away from the vehicle in accordance with the
separate procedure.
If a vehicle is to be scrapped and contains an
undeployed airbag module, the module must be
manually deployed. This operation should only be
carried out using the following recommended manual
deployment procedure.
Before deployment is started the deployment tool self
test procedure should be carried out.
Deployment tool SMD 4082/1 self test procedure
1. Insert BLUE and YELLOW connectors of tool
lead into corresponding sockets on face of tool.
2. Connect crocodile clips of second tool lead to
battery, RED to positive and BLACK to negative.
3. RED "READY" light should illuminate.
4. Press and hold both operating buttons.
5. GREEN "DEFECTIVE" light should illuminate.
6. Release both operating buttons.
7. RED "READY" light should illuminate.
8. Disconnect tool from battery.
9. Disconnect blue and yellow connectors from tool
face sockets.
10. Self test now complete.
Deployment with module fitted to vehicle
These guidelines are written to aid authorised
personnel to carry out the safe disposal of the airbag
module when fitted to the vehicle.
WARNING: Only use the LAND ROVER
approved deployment equipment. Deploy
airbag module in a well ventilated
designated area. Ensure airbag module is not
damaged or ruptured before deploying.
1. Carry out deployment tool self test.
2. Release 2 turnbuckles securing lower panel to
dash, remove lower panel.
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