NOTES ON FUEL PRESSURE CHECK (REFERENCE PRESSURE: ENVIRONMENT)
Feature of this version with ambient pressure:
The connection for the vacuum hose of the fuel pressure regulator is located
between the
REPLACING COMPLETE INJECTION PIPE (N52/ N52K)
Special tools required:
13 5 281
Necessary preliminary tasks:
Read out fault memory of DME control unit
Switch off ignition
Remove clean air pipe
(cylinder bank 1 to 4)
Remove design cover, if equipped.
Unfasten acoustic cover screws. Raise acoustic cover and remove towards front.
Remove electronics box cover.
Remove electronics box seal.
These work steps are described in REPLACING CONTROL UNIT.
Remove ignition coil cover.
Remove intake
Principle
Run-flat tires permit continued driving under restricted
conditions even in the event of a complete
tire pressure loss.
General information
The wheels consist of tires that are self-supporting,
to a limited degree, and possibly special
rims.
The reinforcement of the sidewall allows the ti