Transmission control unit Mercedes-Benz E-CLASS (W211) 2002–2009 E 320 CDI (211.026) OM 648.961 A0325453432

Part type

Transmission control unit

Also known as

TCU, Gearbox control module

Manufacturer

Mercedes-Benz

Model

E-CLASS (W211)

Years

2002–2009

Part brand

SIEMENS

SKU

946B1D9A

OEM

A0325453432

5WP20005FI

2703917

Transmission control unit for the Mercedes-Benz E-Class W211 E 320 CDI (2002–2009). This Siemens module manages gear selection, shift timing, and torque delivery from the diesel engine to the gearbox. OEM part numbers A0325453432, 5WP20005FI, and 2703917. Check connector condition and engine bay fitment before ordering.