RAM 3500 Truck 2WD V10-8.0L VIN W (1997)
Cargo Lamp: Description and Operation
CIRCUIT OPERATION
Circuit M1 from the IOD fuse (fuse 17) in the fuse block supplies power to the cargo lamps. This circuit is HOT at all times. The ground path for
the lamp is provided on circuits M3 and Z3.
When the operator turns the cargo lamps ON, circuit M3 connects from the lamps to the headlamp switch. The ground path passes through the
switch to circuit Z3.
