Subaru Impreza 2003, Service Manual

Page: 2651 / 3610

PS-27
POWER ASSISTED SYSTEM (POWER STEERING)
TILT STEERING COLUMN
1) Set the vehicle on a lift.
2) Disconnect the ground cable from battery.
3) Remove the airbag module. <Ref. to AB-12, RE-
MOVAL, Driver’s Airbag Module.>
WARNING:
Always refer to “Airbag System” before per-
forming airbag module service. <Ref. to AB-3,
CAUTION, General Description.>
4) Remove the steering wheel. <Ref. to PS-23, RE-
MOVAL, Steering Wheel.>
5) Remove the universal joint. <Ref. to PS-24, RE-
MOVAL, Universal Joint.>
6) Remove the trim panel under instrument panel.
7) Remove the steering column lower cover.
8) Remove all connectors from steering column.
9) Remove the two bolts under instrument panel
securing steering column.
10) Pull out the steering shaft assembly from hole
on toe board.
CAUTION:
• Be sure to remove the universal joint before
removing the steering shaft assembly installing
bolts when removing the steering shaft assem-
bly or when lowering it for servicing of other
parts.
• Do not loosen the tilt lever when the steering
column is not secured to the vehicle.
B: INSTALLATION
1) Set the grommet to toe board.
2) Insert the end of steering shaft into toe board
grommet.
3) With the tilt lever secured, tighten the steering
shaft mounting bolts under instrument panel.
Tightening torque:
25 N·m (2.5 kgf-m, 18.1 ft-lb)
4) Connect all connectors under instrument panel.
5) Connect the airbag system connector at harness
spool.
NOTE:
Make sure to apply double lock.
6) Install the lower column cover with tilt lever held
in the lowered position.
7) Install the universal joint. <Ref. to PS-24, IN-
STALLATION, Universal Joint.>
8) Align center of roll connector. <Ref. to AB-18,
ADJUSTMENT, Roll Connector.>
9) Install the steering wheel. <Ref. to PS-23, IN-
STALLATION, Steering Wheel.>
CAUTION:
Insert the roll connector guide pin into guide
hole on lower end of surface of steering wheel
to prevent damage.
10) Install the airbag module to steering wheel.
WARNING:
Always refer to “Airbag System” before per-
forming the service operation. <Ref. to AB-3,
CAUTION, General Description.>
C: DISASSEMBLY
Remove the two screws securing upper steering
column covers, and two screws securing combina-
tion switch, and then remove the related parts.
D: ASSEMBLY
1) Insert the combination switch to upper column
shaft, and then install the upper column cover.
Then route the ignition key harness and combina-
tion switch harness between column cover mount-
ing bosses.
Tightening torque:
1.2 N·m (0.12 kgf-m, 0.9 ft-lb)
CAUTION:
Do not overtorque the screw.
PS-00040
PS-00041