RAM 2500 Van V6-239 3.9L Magnum (1995)
Cigarette Lighter: Description and Operation
A/C Heater Controls Lamp and Cigar Lamp
Circuit E2 from fuse 20 in the fuse block supplies voltage to the A/C-Heater control lamp and the cigar lighter lamp. Circuit E1 from the headlamp
switch supplies voltage to fuse 20 when the parking lamps or headlamps are ON.
Circuit Z1 provides ground for both lamps. The Z1 circuit terminates on the instrument panel above the headlamp switch. Circuit Z1 also provides
ground for the headlamp switch illumination lamp and the ignition switch lamp.
