Ford Mustang (1999-2004) Service Manual: Overdrive Servo
Special Tool(s)
![]() |
Remover/Installer, Servo Piston 307-251 (T92P-70023-A) |
Removal
1. Remove the main control valve body. For additional information, refer to Main Control Valve Body in this section.
2. NOTE: If the tool is not available, extreme care must be taken. Spring pressure will force overdrive servo piston assembly out of case. Case bore damage may result from trying to pry on overdrive servo internal retaining ring.
Using the special tool, compress the servo spring to remove the overdrive servo retaining ring.

3. Remove the overdrive servo piston and return spring.

Installation
1. Install the overdrive servo piston assembly.
1. Install the overdrive servo piston return spring.
2. Install the overdrive servo piston assembly.

2. Use the special tool to install the overdrive servo piston retaining ring.

3. Install the main control valve body. For additional information, refer to Main Control Valve Body in this section.
Reverse Servo Assembly
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C)
Remover/Installer, Servo
Piston
307-251 (T92P-70023-A)
Installer, Servo Pisto ...
1-2 Accumulator
Removal
1. Compress the 1-2 accumulator cover and remove the accumulator piston
retaining ring.
2. NOTE: Note the location of the 1-2 accumulator springs for
reference during assembly.
Remove the ...
Other materials:
Moulding - Rocker Panel
Removal
1. Remove the front rocker panel moulding screw.
2. Remove the strip.
3. Remove the rear rocker panel moulding screw.
4. Remove the pin-type retainers and the rocker panel moulding.
Installation
1. To install, reverse the removal procedure. ...
System Air Flow Description
MAX A/C
When MAX A/C is selected:
The air inlet door vacuum control motor is at full vacuum, closing
off outside air and admitting
only recirculated air.
The panel/defrost door vacuum control motor is at full vacuum and
the panel/floor door vacu ...
Installation
1. Install the intake manifold and gaskets, tighten the bolts in the sequence
shown.
2. NOTE: The O-ring is to be installed on the top of the thermostat.
Install the water thermostat and the O-ring.
Install a new O-ring as necessary.
3. Install the wa ...

