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Home >> Chevrolet >> 2022 >> Corvette 2D Convertible >> Repair and Diagnosis (Single Page) >> Body & Frame >> Ignition Switch/Steering Lock >> Immobilizer System >> Diagnostic Information and Procedures >> DTC B197F >> Circuit/System Description

Circuit/System Description

The Instrument Panel Cluster Control Module sends the BCM a message telling the BCM that the correct Instrument Panel Cluster Control Module is present. The message is sent and verified on every cycle of the key. If the BCM receives an incorrect response or no response at all, vehicle starting is disabled.

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