Cigarette Lighter: Description and Operation

CIRCUIT OPERATION
The cigar lighter/power outlet is powered by a 40 Amp fuse located in the Power Distribution Center (PDC). There is also a 20 Amp fuse located in cavity 8 of the junction block.

When the operator presses the lighter, the contacts inside of the lighter element CLOSE, and voltage flows through the heating element to ground. Ground for the lighter/power outlet is provided on the Z1 circuit and terminates at the instrument panel ground.