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Home >> Cadillac >> 2018 >> Escalade ESV Platinum, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Interior/Illumination Lights >> Lighting System - DTC B0655 To DTC B3951 >> Diagnostic Information And Procedures >> DTC B258A: Low Beam Control Circuit >> Conditions for Setting the DTC

Conditions for Setting the DTC

DTC B258A 01 

The BCM detects a short to voltage in the headlamp low beam relay control circuit.

DTC B258A 02 and B258A 04 

The BCM detects a short to ground or an open/high resistance in the headlamp low beam relay control circuit.

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