37 14 055 Removing And Installing/Replacing Dynamic Drive Control Unit

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection) . See 61 35 ... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

Necessary preliminary tasks:

Disconnect battery negative lead . See 12 00 ... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .
Remove sensor from A-pillar on right . See 65 77 710 REMOVING AND INSTALLING (REPLACING) LEFT A-PILLAR SENSOR .

Disconnect plug connection (1).

Slacken nut (2).

Tightening torque. See INTEGRATED SUSPENSION SYSTEMS - TIGHTENING TORQUES -- ALPINA .

Remove Dynamic Drive control unit towards bottom.

Fig 1: Identifying Dynamic Drive Control Unit Plug Connection And Slacken Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Build date up to 04/2002:

IMPORTANT: Check control unit plug when replacing control unit.

If all the pins are connected on the control unit plug, observe the following:

Four pins must be unpinned from the plug, insulated and tied back to the wiring harness:

Pin 9
Pin 10
Pin 21
Pin 22

Read and comply with notes on opening and unpinning . See 61 13 OPENING PLUG HOUSINGS AND REMOVING CONTACTS OF DIFFERENT PLUG SYSTEMS .

Fig 2: Identifying Control Unit Connector Pins

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Replacement only: Carry out programming/coding . See VEHICLE PROGRAMMING AND CODING .
Only when replacing / programming / coding: Carry out steering angle sensor adjustment . See 61 31 996 CARRY OUT STEERING ANGLE SENSOR ADJUSTMENT .
Only when replacing / programming / coding: Carry out initial DYNAMIC DRIVE operation . See 37 10 001 INITIAL OPERATION WITH TEST RUN OF DYNAMIC DRIVE .