RAM 2500 Van V8-318 5.2L VIN T Magnum CNG SFI (1997)
Power Distribution Relay: Description and Operation
Van Conversion Relay
CIRCUIT OPERATION
Circuit A12 from the van conversion relay is powered when the ignition switch is in the ACCESSORY or RUN positions. The relay provides a
power source for aftermarket accessories.
When the ignition switch is in the ACCESSORY or RUN positions it connects circuit A1 from fuse 16 in the Power Distribution Center (PDC)
with circuit A31. Circuit A31 connects to the fuse block and powers circuit L5 through fuse 12. Circuit L5 splices to the coil side of the van
conversion relay Circuit Z1 provides ground for the coil side of the relay.
When battery voltage is present on circuit L5, the relay contacts close and connect circuit A12 to circuit A18 from the fuse in cavities 9 and 10 in
the fuse block.
