Headlight Control Unit Compatible With Benz S Class W216 2012 2013 A2168203789 Headlight Control Unit Module Ballast A 216 820 37 89

PSRRGZTM

Manufacturer Part Number:A2168203789 Precise Control and Adjustment: This module is equipped with advanced electronics for precise control and adjustment of the headlights. This ensures you always have optimal visibility on the road. Installation: Our headlight control module is designed for simplicity and convenience, requiring no modifications. Installation requires no programming or coding of your vehicle. Function: The automotive headlight module integrates and processes vehicle signals, precisely controlling the headlights' start/stop, beam angle, and operating mode to achieve functions such as automatic headlight beam angle adjustment, automatic on/off, and anti-glare. Fault Symptoms: Headlight module malfunctions mainly manifest as headlight flickering, headlights not lighting up, automatic functions failing, and may also illuminate the dashboard warning lights.