Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Manual — part 688

ET-11

Steering Satellite Switch

ENTERTAINMENT

9. Steering Satellite Switch

A: REMOVAL

WARNING:

Before servicing, be sure to read the notes in

the “AB” section for proper handling of the

driver’s airbag module. <Ref. to AB-5, CAU-

TION, General Description.>

1) Set the front wheels in straight ahead position.

2) Turn the ignition switch to OFF.

3) Disconnect the ground cable from battery and

wait for at least 60 seconds before starting work.

4) Using TORX

®

bit T30 (1), loosen two TORX

®

bolts which secure the driver’s airbag module.

5) Disconnect the airbag module connector on

back of the airbag module. <Ref. to AB-8, PROCE-

DURE, Airbag Connector.>

6) Remove the steering wheel. <Ref. to PS-13, RE-

MOVAL, Steering Wheel.>

7) Remove the screws to remove the lower cover

from steering wheel.

8) Loosen the screws on the backside of the steer-

ing wheel and remove the satellite switch.

B: INSTALLATION

Install each part in the reverse order of removal.

C: INSPECTION

1) Remove the airbag module from the steering

wheel. <Ref. to AB-15, REMOVAL, Driver’s Airbag

Module.>

2) Check the resistance between satellite switch

connector terminals.

• Model with normal audio and navigation

CC-00018

(1)

CC-00650

CC-00516

Switch

Position

Terminal No.

Standard

Mute

Volume (+)
Volume (–)

Mode

SEEK (

)

SEEK (

)

All OFF

4 and 5

Approx. 4.7 kΩ

Mute

ON

4 and 5

Approx. 22 Ω

Volume (+)

ON

4 and 5

Approx. 90 Ω

Volume (–)

ON

4 and 5

Approx. 200 Ω

Mode

ON

4 and 5

Approx. 360 Ω

Preset CH UP/

SEEK (

)

ON

4 and 5

Approx. 690 Ω

Preset CH

DOWN/SEEK

(

)

ON

4 and 5

Approx. 1.5 kΩ

CC-00487

2 3

1

4 5 6 7 8

ET-12

Steering Satellite Switch

ENTERTAINMENT

• Model with premium audio (Bluetooth applicable)

and model with navigation

3) Replace the satellite switch if the inspection re-

sult is not within the standard value.

Switch

Position

Terminal No.

Standard

Volume (+)
Volume (–)

Mode

SEEK (

)

SEEK (

)

All OFF

4 and 5

5 and 11

Approx. 100 kΩ

Volume (+)

ON

4 and 5

Approx. 1010 Ω

Volume (–)

ON

4 and 5

Approx. 3.21 kΩ

Mode

ON

5 and 11

Less than 1 Ω

SEEK (

)

ON

4 and 5

Less than 1 Ω

SEEK (

)

ON

4 and 5

Approx. 330 Ω

ET-00482

2 3

1

4 5 6 7 8

10 11

9

12 13

ET-13

Steering Switch

ENTERTAINMENT

10.Steering Switch

A: REMOVAL

WARNING:

Before servicing, be sure to read the notes in

the “AB” section for proper handling of the

driver’s airbag module. <Ref. to AB-5, CAU-

TION, General Description.>

1) Set the front wheels in straight ahead position.

2) Turn the ignition switch to OFF.

3) Disconnect the ground cable from battery and

wait for at least 60 seconds before starting work.

4) Using TORX

®

bit T30 (1), loosen two TORX

®

bolts which secure the driver’s airbag module.

5) Disconnect the airbag module connector on

back of the airbag module. <Ref. to AB-8, PROCE-

DURE, Airbag Connector.>

6) Remove the steering wheel.

7) Remove the screws, disconnect the steering

switch connector, and remove the lower cover from

steering wheel.

8) Remove the screws and remove the steering

switch.

B: INSTALLATION

Install each part in the reverse order of removal.

C: INSPECTION

1) Remove the airbag module from the steering

wheel. <Ref. to AB-15, REMOVAL, Driver’s Airbag

Module.>

2) Connect the tester as shown in the figure, then

check resistance between terminals when each

switch is pressed.

3) If internal resistance is out of specification

shown in the above table, replace the steering

switch.

CC-00018

(1)

ET-00757

ET-00758

Switch

Resistance

No switch pressed

1 MΩ or more

HOOK ON

Approx. 330 Ω

HOOK OFF

Approx. 1010 Ω

TALK

Approx. 3.21 kΩ

3

4

5

1

2

ET-00485

8

7

6

10

9

11

ET-14

Navigation Body

ENTERTAINMENT

11.Navigation Body

A: PROCEDURE

For the removal and installation operation proce-

dures of navigation unit, refer to the removal and in-

stallation procedures of the audio unit. <Ref. to ET-

6, Audio.>