RAM 3500 Van V8-5.2L CNG VIN T (1996)
Washer Fluid Level Indicator: Description and Operation
CIRCUIT OPERATION
Circuit G29 connects the low washer fluid switch to the warning lamp in the instrument cluster. Circuit F14 form fuse 18 in the fuse block
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.