BMW 1999-2005 M3 Service Manual page 73

Maintenance
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the driver's seat. A protective cover
must be removed to access the filter.
Fuel filter for M52 TU engine is shown
in illustration.
E46 cars with M54 engine are
equipped with a fuel filter that has a
built in fuel pressure regulator.
Disconnect battery negative (-)
-
cable.
Drain fuel filter from inlet side into
-
a container and inspect drained
fuel. Check for rust, moisture and
contamination.
When replacing fuel filter:
-
Clamp filter inlet and outlet hoses
to lessen fuel spillage.
Loosen center clamping bracket
and hose clamps on either end of
filter.
Note arrow or markings indicating
direction of flow on new filter.
Install new filter using new hose
clamps.
WARNING!
Fuel will be expelled when the filter
2/25/2009 10:03 PM