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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Immobilizer System) >> Diagnostic Information and Procedures >> DTC B3031: Security Controller In Learn Mode >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.

The DTC will set any time the BCM enters the learn coded keys state.

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