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: Read and comply with notes on protection against
electrostatic damage (ESD
protection).
Necessary preliminary tasks:
Switch off ignition
Disconnect battery negative lead.
Remove microf
1.1 Working with aluminum dust:
Wear a fine dust mask.
E52 only: Use an explosion-proof extractor system.
Note national regulations.
1.2 Removing sealing materials
Hydrochloric acid is created when PVC sealing material is heated to
temperatures in excess of 180º
C.
Remove PVC sealing mat
Fuel systems need to be checked for proper fuel pressure as well as
sufficient volume. When diagnosing fuel
system complaints, you must take into account the type of fuel system and how
the fuel is delivered to the
engine.
Malfunctions in the fuel system can cause driveability complaints which in