Engine control unit Mercedes-Benz S-CLASS (W220) 1998–2005 A1121533479

Part type

Engine control unit

Also known as

ECU, Engine control module

Manufacturer

Mercedes-Benz

Model

S-CLASS (W220)

Years

1998–2005

Part brand

Bosch

SKU

2689758

OEM

A1121533479 [A 112 153 34 79]

1121533479 [112 153 34 79]

0261207845

Engine control unit for Mercedes-Benz S-Class (W220) models from 1998 to 2005. This Bosch ECU manages core engine functions such as fuel delivery and ignition, so matching the OEM reference is essential for correct fitment and proper communication with the vehicle. Matching references include A1121533479, 1121533479 and 0261207845.