RAM 2500 Van V8-5.2L VIN Y (1998)
Automatic Shut Down (ASD) Relay: Description and Operation
SYSTEM OPERATION
As one of its functions, the (ASD) relay will supply battery voltage to the ignition coil. The ground circuit for the ASD relay is controlled by the
Powertrain Control Module (PCM). The PCM regulates ASD relay operation by switching the ground circuit on-and-off.
