Rear Wiper Switch Test

With wiper switch in specified position, ensure continuity exists between terminals listed. See REAR WIPER/WASHER SWITCH CONTINUITY TEST table. See Figure, Figure, Figure, Fig 1, Fig 2 or Fig 3 . Replace complete wiper switch if continuity is not as specified.

REAR WIPER/WASHER SWITCH CONTINUITY TEST

Switch Position

Terminals

Continuity

Celica, Land Cruiser

Supra & Previa ⁽¹⁾

Off

B1, B2, B10, B16

Intermittent

B10 & B16

Yes

B1 & B16

Yes

Wash

W/Wiper On

B2 & B16

Yes

W/Intermittent On

B1, B2 & B16

Yes

Corolla ⁽²⁾

Off

1, 3, 4, 7 & 8

Intermittent

4 & 8

Yes

3 & 8

Yes

Wash

W/Wiper On

1, 3, 7 & 8

Yes

W/Intermittent On

1, 4, 7 & 8

Yes

4Runner ⁽³⁾

Off

A1, C1, C2 & C3

Intermittent

A1 & C2

Yes

A1 & C1

Yes

Wash W/Wiper On

A1, C2 & C3

Yes

Wash Only

A1 & C3

Yes

⁽¹⁾	See Figure.

⁽²⁾	See Fig 1.

⁽³⁾	See Fig 2 and Fig 3.

Fig 1: Rear Wiper Switch Terminal ID (Corolla)

Fig 2: Combination Switch Switch Terminal ID (Celica, Land Cruiser Supra, 4Runner & Previa)

Fig 3: Rear Wiper Switch Terminal ID (4Runner Connector "C")