Lambda sensor Mercedes-Benz CLS (C219) 2004–2010 CLS 320 CDI (219.322) OM 642.920 0035427018

Part type

Lambda sensor

Also known as

Oxygen sensor, O2 sensor

Manufacturer

Mercedes-Benz

Model

CLS (C219)

Years

2004–2010

Engine

CLS 320 CDI (219.322)

Engine code

OM 642.920

SKU

4738528

OEM

0035427018 [003 542 70 18]

0258017016 [0 258 017 016]

0258017017

A0035427018

This lambda sensor regulates the fuel-air mixture by monitoring oxygen levels in the exhaust stream, helping the engine control unit optimize combustion and emissions. Removed from a Mercedes-Benz CLS 320 CDI (2004–2010) donor vehicle. Match the OEM codes 0035427018, 0258017016, 0258017017, or A0035427018 against your original sensor before ordering to ensure correct fitment.