LED Headlight Control Module A2139002834 For Mercedes GT CLS E GLA GLB

LED Headlight Control Module for Mercedes

This replacement LED headlight control module manages power and signaling to the headlight assembly, corresponding to OEM part number A2139002834.

Overview

This LED headlight control module provides reliable voltage regulation and signal distribution for advanced vehicle lighting systems. This LED headlight control module regulates power flow to prevent flicker and ensure optimal diode life. It is designed for vehicle technicians and owners replacing a failed original lighting ballast.

Built For Performance

• Direct-fit design matches standard mounting locations for easy replacement.
• Aluminum housing provides efficient heat dissipation to prevent overheating.
• Internal circuitry resists voltage spikes and electrical noise.
• Plug-and-play connectors eliminate the need for wire splicing.

Fits These Machines

• for Mercedes GT
• for Mercedes CLS
• for Mercedes E-Class
• for Mercedes GLA
• for Mercedes GLB

On-The-Job Use

• Restores full functionality to adaptive LED headlight assemblies.
• Corrects flickering or non-functional low and high beams.
• Eliminates lighting system dashboard warning indicators.

Specs At A Glance

Good To Know

Q: Does this control module require coding after installation? A: Some vehicles may require system programming or coding to recognize the new control module and enable full adaptive features. Check with a qualified technician if adaptive functions do not immediately initialize.

Q: What causes the original module to fail? A: Water intrusion into the headlight housing is the most common cause of control module failure, so ensure the headlight seals are intact.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.