Isuzu KB P190. Manual — part 73
POWER-ASSISTED STEERING SYSTEM 3B-31
Inspection and Repair (with SRS air
bag)
The inflator module consists of a cover, air bag, inflator,
and retainer. Inspect the inflator module mainly for the
following:
・ Check for holes, cracks, severe blemishes and
deformation on the cover.
・ Check that the retainer is not deformed.
・ Check for defects such as damage and breakage in
the lead wire for the igniter.
If an abnormality is found as a result of the inspection,
replace the inflator module with a new one.
Installation
1. Support the inflator module and carefully connect the
SRS connector (1) and horn lead (2) (with SRS air
bag).
RTW73BSH001101
2. Connect the horn leads at center of wheel (without
SRS air bag).
NOTE: The horn leads (1) are passed along the top of
the bracket (2).
(Plastic type steering wheel only)
RTW73BSH000801
3. Push the horn pad at areas 1-4.
Tighten the horn pad fixing screw to the specifed
torque (without SRS air bag)
Torque: 3 N
⋅m (0.3 kgf⋅m/26 lb⋅in)
NOTE: A horn pad should not be struck during
attachment.
RTW73BSH000201
3B-32 POWER-ASSISTED STEERING SYSTEM
3. Align each snap stud of driver air bag to the holes on
steering wheel (with SRS air bag).
RTW73BSH001201
RTW73BSH000401
4. Push the SRS air bag at area-1 (1) and area-2 (2). At
that time confirm the audible noise of each stud.
RTW73BSH000301
5. Enable the SRS (Refer to "Enabling the SRS" in this
section) (with SRS air bag).
6. Connect the SRS connector (with SRS air bag).
7. Connect the battery "-" terminal cable (with SRS air
bag).
8. Turn the ignition switch to "ON" while watching
warning light and check - the light should flash 7
times and then go off. If lamp does not operate
correctly, refer to Restraints section.
POWER-ASSISTED STEERING SYSTEM 3B-33
Steering Wheel
Steering Wheel and Associated Parts
RTW73BLF000101
Legend
(1) Horn Lead
(2) SRS Connector
(3) Steering Wheel
(4) Steering Wheel Fixing Nut
(5) Inflator Module or Horn Pad
Removal
1. Turn the steering wheel so that the vehicle's wheels
are pointing straight ahead.
2. Turn the ignition switch to "LOCK".
3. Disconnect the battery "-" terminal cable, and wait at
least 5 minutes (with SRS air bag).
4. Disconnect the yellow 2-way SRS connector located
under the steering column (with SRS air bag).
CAUTION: The wheels of the vehicle must be
straight ahead and the steering column in the
"LOCK" position before disconnecting the steering
wheel. Failure to do so will cause the coil assembly
to lose its centering which will cause damage to the
coil assembly (with SRS air bag).
5. Disable the SRS (Refer to "Disabling the SRS" in
this section) (with SRS air bag).
3B-34 POWER-ASSISTED STEERING SYSTEM
6. Check the holes on both sides of the steering cover
(with SRS air bag).
060R300025
7. Check the position of the pins in their holes. Push
the pin in the direction of the arrow (with SRS air
bag).
RTW73BSH000101
8. Push the four pins with a φ 5~6 mm (0.20~0.24 in)
bar (with SRS air bag).
060R300031
9. Cancel the lock to release the four pins (with SRS
air bag).
10. Loosen the horn pad fixing screw at the rear of the
steering wheel (without SRS air bag).
430R300009
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