Back-Up Lamps

NOTE: The following information is intended to be used in conjunction with the electrical diagrams.

CIRCUIT OPERATION
Circuit Z1 provides a ground for the stop lamps, back-up lamps and CHMSL lamps. The Z1 circuit has more than one branch. Circuit Z1 also supplies ground path for the tail lamps, parking lamps, side marker lamps, rear license plate lamp, back-up lamps, and turn signals. Both branches of circuit Z1 terminate at the dash panel, left of the brake master cylinder.