power steering ISUZU KB P190 2007 Workshop Service Manual

POWER-ASSISTED STEERING SYSTEM 3B-35
11. Disconnect the SRS air bag connector (1) and horn
lead connector (2) located behind the air bag
assembly and remove the air bag assembly (with
SRS air bag).

RTW 73BSH001101
12. Remove the horn pad and the horn leads at the center of the wheel (without SRS air bag).
NOTE: It should be removed first from the bottom
spokes.

RTW 73BSH000601
WARNING: THE INFLATOR MODULE SHOULD
ALWAYS BE CARRIED WITH THE COVER AWAY
FROM YOUR BODY AND SHOULD ALWAYS BE
LAID ON A FLAT SURFACE WITH THE COVER SIDE
UP. THIS IS NECESSARY BECAUSE A FREE SPACE
IS PROVIDED TO ALLOW THE AIR CUSHION TO
EXPAND IN THE UNLIKELY EVENT OF
ACCIDENTAL DEPLOYMENT. OTHERWISE,
PERSONAL INJURY MAY RESULT (with SRS ai
r
bag).


430R300007
13. Apply a setting mark (1) across the steering wheel
and shaft so parts can be reassembled in thei
r
original position. Move the front wheels to the
straight ahead position, then use steering wheel
remover 5-8521-0016-0 (2) to remove the steering
wheel.

RTW 73BSH000501
CAUTION: Never apply force to the steering wheel in
the direction of the shaft by using a hammer o
r
other impact tools in an attempt to remove the
steering wheel. The steering shaft is designed as an
energy absorbing unit.

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ISUZU KB P190 2007

3B-36 POWER-ASSISTED STEERING SYSTEM


RTW 73BSH001301
14. Remove steering column cover.
15. Disconnect the wiring harness connectors located under the steering column then remove combination
switch and SRS coil assembly.

Installation
1. Align the setting marks made when removing, then
install steering wheel.
Refer to the adjustment method in case a mark has not been applied in this section.
NOTE: Confirm SRS and horn harness connector is
fixed by the steering wheel.

RTW 73BSH000701

CAUTION: Never apply force to the steering wheel in
the direction of the shaft by using a hammer o
r
other impact tools in an attempt to remove the
steering wheel. The steering shaft is designed as an
energy absorbing unit.
2. Tighten the steering wheel fixing nut to the specified
torque.
Torque: 35 N ⋅
⋅⋅
⋅
m (3.6 kgf ⋅
⋅⋅
⋅
m/26 lb ⋅
⋅⋅
⋅
ft)
3. Support the inflator module and carefully connect the
SRS connector (1) and horn lead (2) (with SRS ai
r
bag).

RTW 73BSH001101
4. Connect the horn leads at center of wheel (without SRS air bag).
NOTE: The horn leads (1) are passed along the top o
f
the bracket (2).
(Plastic type steering wheel only)



RTW 73BSH000801



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ISUZU KB P190 2007

POWER-ASSISTED STEERING SYSTEM 3B-37

5. 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 struk during
attachment.

RTW 73BSH000201
6. Align each snap stud of driver air bag to the holes on
steering wheel. (with SRS air bag)

RTW 73BSH001201


RTW 73BSH000401
7. Push the SRS air at bag at area-1 (1) and area-2 (2).
At that time confirm the audible noise of each stud.
(with SRS air bag)

RTW 73BSH000301
8. Enable the SRS (Refer to "Enabling the SRS" in this section) (with SRS air bag).
9. Connect the SRS connector (with SRS air bag).
10. Connect the battery "-" terminal cable (with SRS ai
r
bag).
11. 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.



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ISUZU KB P190 2007

3B-38 POWER-ASSISTED STEERING SYSTEM
The adjustment method in case a mark has not been applied
with SRS air bag



RTW 63BMF000201

without SRS air bag




RTW 63BMF000301


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ISUZU KB P190 2007

POWER-ASSISTED STEERING SYSTEM 3B-39
Combination Switch
Combination Switch and Associated Parts









RTW 73BLF000201
Legend
(1) Steering Column Cover
(2) Steering W heel
(3) Inflator Module or Horn Pad
(4) Combination Switch and SRS Coil Assembly
(5) Instrument Panel Lower Cover
(6) Driver Knee Bolster (reinforcement)


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. Remove the engine hood opening lever, then remove instrument panel lower cover.
6. Remove the driver knee bolster (reinforcement).

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ISUZU KB P190 2007

3B-40 POWER-ASSISTED STEERING SYSTEM
7. Disable the SRS (Refer to "Disabling the SRS" in
this section) (with SRS air bag).
8. Check the holes on both sides of the steering cover.
060R300025
9. Check the position of the pins in their holes. Push the pin in the direction of the arrow (with SRS ai
r
bag).

RTW 73BSH000101
10. Push the four pins with a φ 5~6 mm (0.20~0.24 in)
bar (with SRS air bag).
060R300031
11. Cancel the lock to release the four pins (with SRS air bag).
12. Loosen the horn pad fixing screw at the rear of the steering wheel (without SRS air bag).
430R300009


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ISUZU KB P190 2007

POWER-ASSISTED STEERING SYSTEM 3B-41
13. Disconnect the SRS air bag connector (1) and horn
lead connector (2) located behind the air bag
assembly and remove the air bag assembly (with
SRS air bag).

RTW 73BSH001101
14. Remove the horn pad and the horn leads at the center of the wheel (without SRS air bag).
NOTE: It should be removed first from the bottom
spokes.

RTW 73BSH000601

WARNING: THE INFLATOR MODULE SHOULD
ALWAYS BE CARRIED WITH THE COVER AWAY
FROM YOUR BODY AND SHOULD ALWAYS BE
LAID ON A FLAT SURFACE WITH THE COVER SIDE
UP. THIS IS NECESSARY BECAUSE A FREE SPACE
IS PROVIDED TO ALLOW THE AIR CUSHION TO
EXPAND IN THE UNLIKELY EVENT OF
ACCIDENTAL DEPLOYMENT. OTHERWISE,
PERSONAL INJURY MAY RESULT (with SRS ai
r
bag).
430R300007
15. Apply a setting mark (1) across the steering wheel
and shaft so parts can be reassembled in thei
r
original position. Move the front wheels to the
straight ahead position, then use steering wheel
remover 5-8521-0016-0 (2) to remove the steering
wheel.

RTW 73BSH000501
CAUTION: Never apply force to the steering wheel in
the direction of the shaft by using a hammer o
r
other impact tools in an attempt to remove the
steering wheel. The steering shaft is designed as an
energy absorbing unit.


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TO MODEL INDEX
ISUZU KB P190 2007

3B-42 POWER-ASSISTED STEERING SYSTEM
CAUTION: When turning the SRS coil fully
counterclockwise, stop turning if resistance is felt.
Further forced turning may damage the cable in the
SRS coil (with SRS air bag).
826RW 014
Legend
(1) Neutral mark


RTW 73BSH001301
16. Remove steering column cover.
17. Disconnect the wiring harness connectors located under the steering column then remove combination
switch and SRS coil assembly (with SRS air bag).
NOTE: The SRS coil is a part of the combination switch
assembly, which cannot be replaced separately.
Therefore, be sure not to remove the SRS coil from the
combination switch assembly (with SRS air bag).

RTW 73BSH001001

Installation
1. Install the combination switch assembly with SRS coil (with SRS air bag).
2. Turn the SRS coil fully counterclockwise, return about 3 turns and align the neutral mark (with SRS
air bag).


3. Connect the wiring harness connectors located at the base of steering column.
4. Install the air conditioning lower duct.
5. Install the steering column cover.
CAUTION: When installing the steering column
cover, be sure to wire (through each harness) as
illustrated so that the harness starter switch,
combination switch and SRS coil will not catch
wiring (with SRS air bag).
825RS048


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ISUZU KB P190 2007

POWER-ASSISTED STEERING SYSTEM 3B-43
6. Install the driver knee bolster assembly.
7. Install the steering lower cover and engine hood opening lever.
8. Install the steering wheel and align the setting marks.
Refer to the adjustment method in case a mark has
not been applied in this section.
NOTE: Confirm SRS and horn harness connector is
fixed by the steering wheel.

RTW 73BSH000701
CAUTION: Never apply force to the steering wheel in
the direction of the shaft by using a hammer o
r
other impact tools in an attempt to remove the
steering wheel. The steering shaft is designed as an
energy absorbing unit.
9. Tighten the steering wheel fixing nut to the specified torque.
Torque: 35 N ⋅
⋅⋅
⋅
m (3.6 kgf ⋅
⋅⋅
⋅
m/26 lb ⋅
⋅⋅
⋅
ft)
10. Support the inflator module and carefully connect the SRS connector (1) and horn lead (2) (with SRS
air bag).

RTW 73BSH001101
11. Connect the horn leads at center of wheel (without
SRS air bag).
NOTE: The horn leads (1) are passed along the top o
f
the bracket (2).
(Plastic type steering wheel only)



RTW 73BSH000801
12. 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.

RTW 73BSH000201

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ISUZU KB P190 2007

3B-44 POWER-ASSISTED STEERING SYSTEM
13. Align each snap stud of driver air bag to the holes on
steering wheel. (with SRS air bag)

RTW 73BSH001201

RTW 73BSH000401
14. Push the SRS air bag at area-1 (1) and area-2 (2). At
that time confirm the audible noise of each stud.
(with SRS air bag)

RTW 73BSH000301

15. Enable the SRS (Refer to "Enabling the SRS" in this
section). (with SRS air bag)
16. Install driver knee bolster (reinforcement).
17. Install instrument panel lower cover then install the engine hood opening lever.
18. Connect the SRS connector (with SRS air bag).
19. Connect the battery "-" terminal cable. (with SRS ai
r
bag)
20. 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.




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TO MODEL INDEX
ISUZU KB P190 2007