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High Relay/Washer Relay Test

High Relay/Washer Relay Test



1. Remove the wiper high relay or the washer relay from under-hood relay box B.
2. Check continuity at the relay terminals.
- There should be continuity between the C and D terminals.
- There should be continuity between the A and B terminals when power and ground are connected to the C and D terminals.
- There should be no continuity between the A and B terminals when power is disconnected.

Wiper High Relay:




Wiper high relay

Washer Motor Relay:




Washer motor relay