LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> BMW >> 1999 >> 328is Automatic >> Repair and Diagnosis (Single Page) >> Suspension >> Electronic Suspension >> Dynamic Stability Control Systems - Overview >> Dynamic Stability Control Systems >> E46 Dynamic Stability Control (DSC III) >> Components >> Control Module/Hydraulic Unit
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Control Module/Hydraulic Unit

The control module is installed in the engine compartment on the right side next to the strut tower.

Both the control module and the hydraulic unit are replaceable as separate components.

All processing functions for ABS/ASC or DSC regulating functions are carried out in the one control module. The module is linked to the CAN bus for communication with the DME and AGS control modules. Additionally the CAN bus is used for communication with the steering angle sensor and for illumination of the ABS and DSC indicator lamps in the instrument cluster.

The hydraulic unit consists of the following:

Fig 1: Identifying Control Module/Hydraulic Unit
G03405456