Idle Speed Control Valve, Replacing - BMW 1999-2005 M3 Service Manual

Fuel Injection
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Throttle angle specifications
Kickdown stop
contacted
Kickdown pressure
point range
Full-load downshift
Idle speed control valve,
replacing
The idle speed control valve is
mounted under the intake manifold
adjacent to the dipstick tube bracket.
The valve can be removed with the
manifold in place, although the job is
easier if the manifold is first removed.
Intake manifold removal is described in
113 Cylinder Head Removal and
Installation.
Disconnect battery negative (-)
-
cable in trunk.
CAUTION!
Prior to disconnecting the battery,
read the battery disconnection
cautions given at the front of this
manual on page viii.
Remove complete air filter housing:
Disconnect vacuum line at intake
boot (A).
Disconnect electrical harness
connector on mass air flow sensor
(B).
Release mass air flow sensor clips
(C).
76° - 80°
84° - 88°
100%
2/25/2009 9:55 PM