Headlight Malfunction Check Control Message: Intermittently a check control message may be present stating "Adaptive headlight failure" (CC message 127) or "Headlight range control failure" (CC message 100). In conjunction one of the following faults codes MUST be stored for this bulletin to apply: 805A0D control unit: Headlight range control stepper motor driver failure (left frontal light module) 805A0E control unit: Adaptive Headlights stepper motor driver failure (left frontal light module) 805B8D control unit: Headlight range control stepper motor driver failure (left frontal light module) 805A0E control unit: Adaptive Headlights stepper motor driver failure (right frontal light module) This only affects vehicles with a current I-level below S18A-20-03-524. Software error in the FLM02 (Frontal light electronics module-Right or left).
