The Mercedes control unit A2189007306, also known as the headlight control module, ballast control unit or LED module, is a critical component for the operation of the LED headlights in various Mercedes-Benz vehicles.

Primary function:

• LED headlight management: The control unit regulates and controls the power supply to the LED headlights, ensuring optimal and stable lighting.

Main features:

• Voltage and Current Regulation: Ensures that LEDs receive the right amount of power to function properly, preventing damage and ensuring a long life.
• Circuit Protection: Protects the headlights and the control unit itself from overloads, short circuits and reverse polarity.
• Low Current Quick Start: Promotes quick and even headlight activation, improving immediate visibility when starting the vehicle.
• Durable Materials: Constructed with high-quality materials to ensure strength and durability.

Compatibility:

The A2189007306 control unit is compatible with a wide range of Mercedes-Benz models, including:

• B-Class: W246 (from 2016)
• CLS Class: C218/X218 (2011-2018)
• E-Class: W212/S212 (2013-2016)
• E-Class Coupé/Cabriolet: C207/A207 (2013-2017)
• GLE (ML): W166 (2015-)
• GLE Coupé: C292 (2015-)
• GLS (GL): X166 (2015-)
• Vito: W447 (2014-)
• AMG GT: W190 (since 2016)

Replacement:

If your A2189007306 control unit is malfunctioning, you may notice problems such as flashing, flickering, or even non-functioning headlights. In this case, you need to replace the control unit with an original or compatible part.

It's important to note that installing the control unit may require technical expertise. It's recommended that you have a qualified mechanic replace it.

It also replaces numbers:

• A2189012501
• A2189025303
• A2189007306
• A2189006604
• A2189009904