• Mercedes-Benz Headlight Control Unit LEFT - 74971400
1 1

mvasparessa

Mercedes-Benz Headlight Control Unit LEFT - 74971400

Mercedes-Benz Headlight Control Unit LEFT - 74971400

R 1,999.00 ZAR
R 1,999.00 ZAR
Sale Sold out
Taxes included. Shipping calculated at checkout.

74971400

OEM headlight control unit (ballast/module) designed for Mercedes-Benz vehicles. This module regulates and powers the xenon or LED headlight system, ensuring stable illumination, proper beam control, and communication with the vehicle’s lighting electronics.

Position:
Left-hand side (LH) – passenger side on right-hand drive vehicles

Key Functions:

  • Controls voltage and current to headlight
  • Manages xenon/LED light output
  • Supports adaptive lighting systems (AFS)
  • Enables DRL, low beam, high beam functionality
  • Communicates with ECU for diagnostics

    • Vehicle Compatibility:

  • Mercedes-Benz E-Class W212 (2010–2016)
  • Also used on selected CLS, C-Class, GLK (varies by spec)

    • Interchange / Cross Reference:

  • Paired with right side: 74962502
  • May correspond to OEM A212 / A218 series modules

    • Common Fault Symptoms:

  • Headlight not working
  • Flickering or dim light
  • “Low beam malfunction” warning
  • Adaptive light failure

    • Installation:

  • Direct fit (plug & play)
  • Coding/calibration may be required after installation
    • View full details