Fuel Pressure Regulator, Replacing - BMW 1999-2005 M3 Service Manual

Fuel Injection
5 of 19
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bolts.
Replace any wire ties removed
during removal procedure.
CAUTION!
Replace any flexible fuel lines which
were pinched shut during testing.
Fuel pressure regulator,
replacing
E46 fuel pressure regulator
location
DME MS 42.0
DME MS 43.0
On models with DME MS 43.0, the fuel
pressure regulator (arrow) is an integral
part of the fuel filter. Fuel filter
replacement procedure is covered in
020 Maintenance.
DME MS 42.0: Working under car
below driver's seat, remove protective
cover from below fuel pressure
regulator (arrow).
-
Disconnect vacuum hose (A) from
fuel pressure regulator.
under left side of
car, in 3/2-way
valve
under left side of
car, in fuel filter
2/25/2009 9:55 PM