IMPORTANT: Read and comply with notes on protection against
electrostatic damage (ESD
protection).
IMPORTANT: Aluminum-magnesium materials.
No steel screws/bolts may be used due to the threat of ele
IMPORTANT: Read and comply with notes on protection against
electrostatic damage (ESD
protection).
Necessary preliminary tasks:
Read out fault memory of DME control unit; if necessary, work through
IMPORTANT: Aluminum-magnesium materials.
No steel screws/bolts may be used due to the threat of electrochemical
corrosion.
A magnesium crankcase requires aluminum screws/bolts exclusively.
Aluminum
NOTE: Ride-height-calibration must be carried out after the following
work:
Removal/replacement of ride-height sensor or its control rod
Replacement of wiring harness
Replacement of air supply unit control unit
Replacement of Vertical Dynamics Management control unit
Connect BMW diagnosis sys
General information
Electronic control devices are installed in the vehicle.
Electronic control units process data they
receive from vehicle sensors, self-generate or
exchange with each other. Some control units
are necessary for the vehicle to function safely or
provide assistance during driving,