Seat Removal 97.5 My - Aston Martin DB7 Workshop Manual

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Electrics
Seat Removal/Replacement 97.5 MY
6.6.03 Seat Removal 97.5 MY
Description
The 97.5 MY front seats are common to the DB7
Coupe and Volante models. Seat switch assembi ies
are located on the outboard side of both driver and
passenger seats. The front switch controls fore and
aft movement and the seat height adjustment. The
centre switch controls the recline adjustment. The
rear switch controls the lumbar support adjustment.
The seat heater switches are mounted on the centre
console, forward of the gear selector lever.
Only one of the slide, recline or height motors can
be driven under manual control at any one time.
Each seat switch pack is hard wired to the relevant
Seat Control Module beneath each seat. The module
outputs are hard wired to the seat motors.
Removal
WARNING - Seat belt Pretensioners (if fitted):
To avoid the possibility of personal injury caused
by accidental deployment of the seat belt
pretensioner, disconnect the vehicle battery and
wait at least 10 minutes for all voltages to fully
discharge before working on the pretensioner
system. This covers the possibility of the normal
capacitor discharge circuits being inoperative and
failing to discharge the detonator capacitor when
instructed to do so.
Procedure
1. Motortheseatto its maximum forward position and
remove the fixings at the rear of the slides.
2. Motor the seat to its maximum rearward position
and remove the front seat slide fixings.
3. Disconnect the battery ground (black) lead. Wait at
least 10 minutes for the pretensioner power supply
to fully discharge before working on the seat if a
pretensioner is fitted.
Note: Disconnect the battery within 12 seconds of
switching off the ignition to avoid the alarm siren sounding.
4. Disconnect the two harness connectors from the
seat control module. Also disconnect the yellow
connector from the pretensioner control module if
a pretensioner is fitted.
Figure 1. Control module connectors
5. Remove the tie straps and release the seat harness.
6. Remove the seat earth screw from the sill.
7. Tip the seat forwards and remove from the vehicle.
Steps 10-12 Seat Belt Pretensioner vehicles only.
8. Remove the seat belt pretensioner cover (if fitted)
9. Disconnect the buckle fly-lead from the
pretensioner.
10. Release one bolt at the base of the seat belt stalk and
remove the pretensioner assembly.
Reassembly and Replacement
Steps 1-3 Seat Belt Pretensioner vehicles only.
1. Ensurethatthesafetyclipisfittedtothepretensioner
connector at the squib.
2. Fit the assembly to the seat, locating the anti-
rotation peg into the rear hole of the mounting
bracket. Securethe assembly with one bolttightened
to 35 Nm.
3. Route the pretensioner lead between the seat and
frame. Refit the pretensioner cover.
All vehicles
4. Replace the seat in the vehicle. Reconnect and
secure the harnesses with tiestraps.
5. Reconnect the vehicle battery.
Note: The vehicle clock and the window control units
will need resetting after completion of this procedure.
April 1997
6-127