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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Lighting System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC B3950 or B3951 (Folding Top Control Module) >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.

DTC B3950 02 

The folding top control module detects a short to ground in the left rear auxiliary turn signal control circuit.

DTC B3950 04 

The folding top control module detects an open/high resistance in the left rear auxiliary turn signal control circuit.

DTC B3951 02 

The folding top control module detects a short to ground in the right rear auxiliary turn signal control circuit.

DTC B3951 04 

The folding top control module detects an open/high resistance in the right rear auxiliary turn signal control circuit.