Wiper Deicer Switch: Inspection

Move wiper deicer switch to each position and check continuity between terminals.

Fig 1: Identifying Wiper Deicer Switch Terminals

TERMINAL SWITCH POSITION CHART

Switch position	Terminal No.	Standard
OFF	3 and 5	More than 1 MΩ
ON	3 and 5	Less than 1 Ω

If NG, replace the switch.