Center Mounted Brake Lamp: Description and Operation

CIRCUIT OPERATION
Circuit F32 from fuse 22 in the Power Distribution Center (PDC). Circuit F32 connects to the stop lamp switch.

When the operator presses the brake pedal, the stop lamp switch CLOSES and connects circuit F32 to circuit L50. Circuit L50 connects to the stop lamps and Center High Mounted Stop Lamps (CHMSL). Circuit Z1 provides a ground for the CHMSL lamps and stop lamps.