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Main Switch

Measure the switch resistance.

Fig 1: Measuring Switch Resistance

G05033477

Courtesy of SUBARU OF AMERICA, INC.

NOTE:

Make sure the battery voltage is applied to the terminal No. 13(+) and 5(-), when measuring resistance, because the main switch is controlled by microcomputer.
Make sure that the window lock switch is measured in the UNLOCK position.

MAIN SWITCH RESISTANCE (DRIVER'S SEAT)

	Switch position	Terminal No.	Standard
Driver's seat	UP	13 and 2,5 and 1	Less than 1 Ω
	OFF	2 and 5,1 and 5	Less than 1 Ω
	DOWN	13 and 1,5 and 2	Less than 1 Ω
	AUTO DOWN	13 and 1,5 and 2	Less than 1 Ω

MAIN SWITCH RESISTANCE (PASSENGER'S SIDE)

	Switch position	Terminal No.	Standard
Passenger's side	UP	13 and 6, 5 and 7	Less than 1 Ω
	OFF	5 and 6, 5 and 7	Less than 1 Ω
	DOWN	13 and 7, 5 and 6	Less than 1 Ω

MAIN SWITCH RESISTANCE (REAR RH SEAT)

	Switch position	Terminal No.	Standard
Rear RH seat	UP	13 and 16, 5 and 15	Less than 1 Ω
	OFF	5 and 16, 5 and 15	Less than 1 Ω
	DOWN	13 and 15, 5 and 16	Less than 1 Ω

MAIN SWITCH RESISTANCE (REAR LH SEAT)

	Switch position	Terminal No.	Standard
Rear LH seat	UP	13 and 11,5 and 10	Less than 1 Ω
	OFF	5 and 11, 5 and 10	Less than 1 Ω
	DOWN	13 and 10,5 and 11	Less than 1 Ω

Replace the main switch if faulty.