Ford Mustang (1999-2004) Service Manual: Fuel Pump Module
Removal and Installation
1. Remove the fuel tank. For additional information, refer to Fuel Tank in this section.
2. NOTE: For installation, tighten the bolts in the sequence shown.
Remove the module assembly flange bolts.

3. Clean the area around the fuel delivery module mounting flange.
4. Lift the fuel pump, carefully detach the fuel float arm and remove the fuel pump from the fuel tank.

5. NOTE: Install a new fuel pump O-ring.
To install, reverse the removal procedure.
Support Straps
Removal
WARNING: Do not smoke, carry lighted tobacco or an open flame of any
type when
working on or near any fuel-related components. Highly flammable mixtures are
always present
and may be ignited ...
Fuel Tank Filler Pipe
Removal
1. Remove the fuel tank. For additional information, refer to Fuel Tank in
this section.
2. Remove the bolts from the filler pipe housing.
3. Remove the bolts from the filler pipe rubber b ...
Other materials:
Piston
Special Tool(s)
Piston Pin Tool or equivalent
303-D034 (D81L-6135-A)
Material
Item
Specification
SAE 5W-20 Premium Synthetic
Blend Motor Oil
XO-5W20-QSP or equivalent
WSS-M2C153-
H
Disassembly
1. Using the special tool, ...
Dowels - Flywheel Housing to Block
Removal
1. NOTE: Take care not to damage the flywheel housing to block dowel
holes or the surface areas
around the flywheel housing to block dowel hole during removal.
Remove the two flywheel housing to block dowels using a drift pin where the
flywheel ...
Mass Air Flow (MAF) Sensor - 3.8L
Removal
CAUTION: The mass air flow (MAF) sensor hot wire sensing
element and housing are
calibrated as a unit and must be repaired as a complete assembly. Do not
damage the sensing
element (internal to housing) or possible failure to the mass air f ...
