Push Button Switch (Utility)
- Disconnect endgate push button switch. Connect test light between switch Orange wire and ground. If test light comes on, go to next step. If test light does not come on, repair open circuit in Orange wire.
- Connect fused jumper wire between endgate lock switch terminals "D" (Orange wire) and "B" (White wire). If doors lock, replace endgate lock switch. If doors do not lock, repair open circuit in Light Blue wire.
- Connect fused jumper wire between endgate lock switch terminals "D" (Orange wire) and "A" (Light Blue wire). If doors lock, replace endgate lock switch. If doors do not lock, repair open circuit in White wire.