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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 B1428 >> Circuit/System Description
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Circuit/System Description

The body control module (BCM) controls the R14 IGN relay through the run/crank ignition circuit by applying voltage to the circuit. The R14 IGN relay is energized when the ignition switch is in the RUN or CRANK position, or when a remote start is requested.

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