C0533

DTC C0533





Circuit Description
The rear wheel steering control module controls a normally closed relay that shorts the motor phase leads. The relay is part of the rear wheel steering gear motor and is not serviceable.

Conditions for Running the DTC
^ The ignition is ON.
^ The rear wheel steering control module is in START-UP/INITIALIZATION.

Conditions for Setting the DTC
^ The DTC is set when the shorting relay is stuck open, commanded vs. actual.
^ The DTC is set when the shorting relay is stuck closed, commanded vs. actual.

Action Taken When the DTC Sets
^ The Service 4 Wheel Steer indicator in IPC will be displayed. The code is displayed on the scan tool as DTC C0533.
^ The output command to the motor is zeroed. The motor drive circuits are disabled using commands to open the power relay, and to close the motor shorting relay.
^ The rear wheels will be returned to the default centered position.

Conditions for Clearing the DTC
^ The conditions for setting the DTC are not currently present.
^ The rear wheel steering control module receives a clear code command from the scan tool.
^ The DTC clears after 100 malfunction free ignition cycles.