Genuine Mercedes-Benz Control Unit Xenon Headlight Ballast is part of our Popular Mercedes Products reference cluster. This electrical or sensing component is designed for a defined Mercedes-Benz application and may depend on hardware version, emissions equipment and control-unit coding.
Product overview
Genuine Mercedes-Benz control unit Xenon headlight ballast. Suitable for various models. A Class 176 model series. B Class 242, 246 model series. C Class 204 model series. ML/GLE 166 model series. SL 231 model series. SLK 172 model series.
Compatibility and selection
Verify the VIN, installed part number, connector, emissions specification and any coding or adaptation requirements before replacement.
Why the correct specification matters
Electronic components that appear physically similar can use different software, calibration or signal ranges, making chassis-level identification essential.
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