Washer Fluid Level Switch: Description and Operation

Circuit G29 connects the low washer fluid switch to the warning lamp in the instrument cluster. Circuit G5 connects to the instrument cluster and supplies battery voltage to the lamp.

When the low washer fluid switch closes, it connects circuits G29 and Z1. Circuit Z1 provides a ground path, illuminating the warning lamp. Circuit Z1 also provides ground for the windshield washer pump motor and terminates at the left side of the dash panel in the engine compartment.