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Home >> Audi >> 2018 >> A6 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 226 (Auto High Beam System (Diagnostic Codes & Circuit Tests)) >> Automatic High Beam System >> DTC B124B: Automatic High Beam System [08/2013 - ] >> Description

DTC B124B: Automatic High Beam System [08/2013 - ]: Description

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

When DTCs for the following systems are stored, this DTC is stored simultaneously.

DTC No. DTC Detection Condition Trouble Area
B124B Malfunction in automatic high beam system
(Detected for 2 seconds or more)
  • Lane departure alert system
  • CAN communication system
  • Lane departure warning camera
  • Driving support ECU assembly*1
  • Main body ECU (multiplex network body ECU)