Auto Shutdown (ASD) Relay: 3.3L
When camshaft or crankshaft sensor signal does not exist with ignition switch in RUN position, ASD relay turns off power to electric fuel pump, fuel injectors, ignition coil and O2 sensor heating element.
When camshaft or crankshaft sensor signal does not exist with ignition switch in RUN position, ASD relay turns off power to electric fuel pump, fuel injectors, ignition coil and O2 sensor heating element.