A0009003213/ A0009019603/ 0281034003 MERCEDES-BENZ GLE W166 AdBlue Control Unit.

Description

The AdBlue Control Unit A0009003213 is an OEM electronic control module responsible for managing the dosing of AdBlue (urea solution) in the Selective Catalytic Reduction (SCR) system of Mercedes-Benz diesel vehicles. It regulates injection quantity and timing to reduce NOₓ emissions. Key part references include A0009003213, 0281034003, and A0009019603.

This module is often used across multiple Mercedes-Benz models — not just the GLE W166 — but also in the GLS (X166), SLK (R172), C-Class (W205), E-Class (W212), CLS (W218), and others.

Compatibility Table

Model / Platform	Years & Variants	Engine Codes	Notes
GLE W166	2015–2018 250 d & 350 d 4Matic	OM 651.960, OM 642.826	Fits SUV diesel variants
GLS X166	Approx. 2012–2015 GL 350 CDI / BlueTEC	OM 642.826	Also supported on GL-Class models
C-Class W205	2014–2018 C 220 BlueTEC	OM 651.921	Diesel saloon/coupe
E-Class W212	2010–2016 E 220 CDI / BlueTEC	OM 651.924	Diesel sedan
CLS W218	~2017 CLS 350 D Euro 6	—	Diesel coupe
SLK R172	SLK 250 CDI (diesel)	—	Also uses same ECU
R172 / C218 / C292	Related diesel models	—	Broad application across platforms

Compatibility Table

Model / Platform	Years & Variants	Engine Codes	Notes
GLE W166	2015–2018 250 d & 350 d 4Matic	OM 651.960, OM 642.826	Fits SUV diesel variants
GLS X166	Approx. 2012–2015 GL 350 CDI / BlueTEC	OM 642.826	Also supported on GL-Class models
C-Class W205	2014–2018 C 220 BlueTEC	OM 651.921	Diesel saloon/coupe
E-Class W212	2010–2016 E 220 CDI / BlueTEC	OM 651.924	Diesel sedan
CLS W218	~2017 CLS 350 D Euro 6	—	Diesel coupe
SLK R172	SLK 250 CDI (diesel)	—	Also uses same ECU
R172 / C218 / C292	Related diesel models	—	Broad application across platforms

Shipping, returns and warranty

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90-day limited warranty against defects

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0281034003

A0009003213 Mercedes Benz 0281034003 AdBlue Control Unit A0009019603 – Bosch