Subaru Impreza 2003 Service Manual page 2969

RHD model (Except Europe model):
Switch position
FRONT OFF
INT
LO
HI
Washer ON
REAR Washer ON
OFF
ON
Washer ON
If continuity is not as specified, replace the switch.
COMBINATION SWITCH (WIPER)
Terminal No. Standard
Less than 1 Ω
3 and 12
Less than 1 Ω
3 and 12
Less than 1 Ω
3 and 11
Less than 1 Ω
2 and 11
Less than 1 Ω
8 and 17
Less than 1 Ω
8 and 16
16 and 18
8 and 18
— More than 1MΩ
Less than 1 Ω
8 and 18
Less than 1 Ω
8 and 16
16 and 18
8 and 18
WW-7
WIPER AND WASHER SYSTEMS