Backup Lights Circuit Description (Domestic)

Power is supplied from the TURN-B/U LP fuse to the back up lamp switch through CKT 139 (PNK).

When the switch closes, voltage is applied to the right and left B/U lamps via CKT 24 (LT GRN).

Power is also supplied to the trailer wiring harness (if equipped).

The RH back up lamp is grounded through CKT 1450 (BLK) at G401.

The LH back up lamp is grounded through CKT 1350 (BLK) at G400.