37 14 055 Removing and Installing/Replacing DYNAMIC DRIVE Control Unit

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW 750i, 2008 BMW 750Li, 2007 BMW 750i, 2007 BMW 750Li, and 2006 BMW 750i. 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 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD
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 37 14 24AZ . See 37 14 ELECTRIC COMPONENTS

Remove Dynamic Drive control unit towards bottom.

Fig 1: Checking Wheel Lateral Runout Using Special Tool (36 1 030)

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: Checking Wheel Radial Runout Using Special Tool (36 1 030)

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