BMW NOx Sensor Control Module 857647101 | 5WK96699B Genuine Diesel Emission Control Unit.

Description

Buy the genuine BMW NOx Sensor Control Module 857647101 / 5WK96699B designed for BMW diesel models equipped with SCR and NOx reduction systems. This OEM control unit regulates the NOx sensor’s communication with the engine ECU, ensuring accurate emissions monitoring, stable performance, reduced fuel consumption, and prevention of limp mode. A reliable replacement for failed modules causing check-engine lights, NOx system faults, or incorrect AdBlue dosing.

Compatibility Table (Model & Year Guide)

Always verify part number 857647101 / 5WK96699B against your original module for exact fitment.

Brand	Model	Engine	Year Range
BMW	1 Series (F20/F21)	1.6 & 2.0 Diesel	2012–2019
BMW	2 Series (F22/F23/F45)	1.6 & 2.0 Diesel	2014–2021
BMW	3 Series (F30/F31/F34)	2.0 Diesel	2012–2019
BMW	4 Series (F32/F33/F36)	2.0 Diesel	2013–2020
BMW	5 Series (F10/F11)	2.0 & 3.0 Diesel	2011–2017
BMW	X1 (F48)	2.0 Diesel	2015–2022
BMW	X3 (F25)	2.0 & 3.0 Diesel	2011–2017
BMW	X4 (F26)	2.0 Diesel	2014–2018

Compatibility Table (Model & Year Guide)

Always verify part number 857647101 / 5WK96699B against your original module for exact fitment.

Brand	Model	Engine	Year Range
BMW	1 Series (F20/F21)	1.6 & 2.0 Diesel	2012–2019
BMW	2 Series (F22/F23/F45)	1.6 & 2.0 Diesel	2014–2021
BMW	3 Series (F30/F31/F34)	2.0 Diesel	2012–2019
BMW	4 Series (F32/F33/F36)	2.0 Diesel	2013–2020
BMW	5 Series (F10/F11)	2.0 & 3.0 Diesel	2011–2017
BMW	X1 (F48)	2.0 Diesel	2015–2022
BMW	X3 (F25)	2.0 & 3.0 Diesel	2011–2017
BMW	X4 (F26)	2.0 Diesel	2014–2018

Shipping, returns and warranty

Worldwide shipping with tracking
30-day returns on unused, uninstalled parts
90-day limited warranty against defects

Send us your VIN and we confirm fitment before shipping. See our shipping policy and return policy.

857647101

857647101 BMW NOx Sensor Control Module 5WK96699B OEM