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Home >> Chevrolet >> 2011 >> Caprice >> Repair and Diagnosis (Single Page) >> Body & Frame >> Ignition Switch/Steering Lock >> Wiring Systems And Power Management - Diagnostic Information And Procedures - DTC Diagnostics, Troubleshooting And Connector Repair >> Diagnostic Information and Procedures >> DTC B1433 >> Circuit/System Description

Circuit/System Description

The body control module (BCM) supplies B+ to terminal 13, X5. For vehicles equipped with a Run relay, the BCM controls the Run relay through the coil control circuit by applying voltage to the coil side of the relay. The Run relay is energized when any of the following conditions are true: