Steering Satellite Switch: Inspection

Measure the resistance between satellite switch connector terminals.

Audio operation (without handsfree)

Fig 1: Measuring Resistance Between Satellite Switch Connector Terminals

Courtesy of SUBARU OF AMERICA, INC.

Switch	Switch operation	Terminal No.	Standard
Mute Volume (+) Volume (-) Mode Seek (↑) Seek (↓)	All OFF	7 and 8	Approx. 4700 Ω
Mute	ON	7 and 8	Approx. 22 Ω
Volume (+)	ON	7 and 8	Approx. 88 Ω
Volume (-)	ON	7 and 8	Approx. 192 Ω
Mode	ON	7 and 8	Approx. 335 Ω
Preset CH UP/Seek (↑)	ON	7 and 8	Approx. 602 Ω
Preset CH DOWN/Seek (↓)	ON	7 and 8	Approx. 1142 Ω

Audio operation (with handsfree)

Fig 2: Measuring Resistance Between Connector Terminals (Handsfree Feature)

Courtesy of SUBARU OF AMERICA, INC.

Switch	Switch operation	Terminal No.	Standard
Mute Volume (+) Volume (-) Mode Seek (↑) Seek (↓)	All OFF	7 and 8	Approx. 4700 Ω
Volume (+)	ON	7 and 8	Approx. 88 Ω
Volume (-)	ON	7 and 8	Approx. 192 Ω
Mode	ON	7 and 8	Approx. 335 Ω
Preset CH UP/Seek (↑)	ON	7 and 8	Approx. 602 Ω
Preset CH DOWN/Seek (↓)	ON	7 and 8	Approx. 1142 Ω

Handsfree operation

Fig 3: Measuring Resistance Between Connector Terminals (Handsfree Operation)

Courtesy of SUBARU OF AMERICA, INC.

Switch	Switch operation	Terminal No.	Standard
HOOK ON HOOK OFF TALK	All OFF	1 and 8	Approx. 100 kΩ
HOOK ON	ON	1 and 8	Approx. 330 Ω
HOOK OFF	ON	1 and 8	Approx. 1000 Ω
TALK	ON	1 and 8	Approx. 3110 Ω

If the result of the measurement is not at the standard value, replace the satellite switch.