Combination Switch (Wiper): Inspection

WARNING: This page is about a different car, the 2005 Subaru Baja. However, it is still accessible from the selected car via links, so may be relevant.

Inspect the continuity between each connector terminal.

Fig 1: Inspecting Continuity Between Each Connector Terminal

Courtesy of SUBARU OF AMERICA, INC.

TERMINAL SPECIFICATION

	Switch position	Terminal No.	Standard
FRONT	OFF	7 and 16 7 and 17 8 and 17 2 and 11	More than 1 MΩ
	INT	7 and 16	Less than 1 Ω
	LO	7 and 17	Less than 1 Ω
	HI	8 and 17	Less than 1 Ω
	Washer ON	2 and 11	Less than 1 MΩ

If continuity is not as specified, replace the switch.

Intermittent operation inspection
1. Turn the wiper switch to INT.
2. Adjust the intermittent control switch to MAX.
3. Apply battery voltage to switch terminals 17 and 2, and inspect the voltage of terminals 7 and 2. (Measure the voltage from after the second time the wiper stops.)
  
  Fig 2: Checking Intermittent Operation
  Courtesy of SUBARU OF AMERICA, INC.

If operation is not as specified, replace the switch.