Mercedes-Benz Nitrogen Oxygen Sensor 5WK96616F A0091533628 Replacement 6616D Original Vehicle Standard

Mercedes-Benz nitrogen oxide sensor 5WK96616F directly replaces OEM numbers, also compatible with 6616D, A0091533628/005 and A0061537328, a universal replacement part. It continuously monitors NOx concentrations in exhaust and feeds ECU to optimize diesel engine combustion and SCR system operation. Fits Mercedes-Benz W164, W166, W212, W204 and other diesel models; post-installation, it can address emissions exceedance, engine torque limitation, or warning lights due to sensor failure, and is suitable for diagnosing weak acceleration and higher fuel consumption.