FITMENT:
Compatible with BMW diesel vehicles equipped with SCR emission systems, including:
335d (E90), 535d (F10), 535d xDrive, X5 xDrive35d (E70/F15), X3 28d, 740Ld xDrive depending on emission configuration.

OEM / Reference Numbers: 13628589846, 5WK96699C.
Used in diesel exhaust aftertreatment system for NOx measurement (SCR / AdBlue system).
Installed in exhaust system, upstream or downstream depending on engine layout and emission setup.
Fitment must be confirmed by OEM number and vehicle emission system configuration before installation.

FAQ:

Q1: How to confirm compatibility?
A1: Match OEM number 13628589846 or 5WK96699C with the original sensor and verify connector type, cable length, and mounting position.

Q2: Where is this sensor installed?
A2: It is installed in the SCR exhaust system, before or after the catalytic converter depending on vehicle configuration.

Q3: What systems does it interact with?
A3: It is part of the SCR/AdBlue emission control system used for NOx monitoring and engine emission regulation.

Q4: What are common fault symptoms?
A4: Engine warning indicator, SCR system fault codes, incorrect NOx readings, or emission system performance limitation.

Q5: Is programming required after replacement?
A5: Some BMW diesel models require diagnostic reset or SCR adaptation after installation.