Ford Mustang (1999-2004) Service Manual: Manual Transmission
The T56 six-speed manual transmission features the following:
- six forward speeds and one reverse speed.
- forward gears are synchronized and helical cut.
- a reverse gear operates through a constant-mesh, fully synchronized system.
- a shift interlock system prevents the engagement of more than one gear.
- a countershaft with two sections, the countershaft cluster and the countershaft extension. The countershaft cluster is serviced as an assembly, the countershaft extension components are serviced.
- two tapered roller bearings on the output shaft.
- two tapered roller bearings on the countershaft cluster.
- a tapered roller bearing on the input shaft.
- a tapered roller bearing on the countershaft extension.
- countershaft cluster endplay controlled by shims located in the transmission adapter plate.
- countershaft extension endplay controlled by shims located in the extension housing.
- input/output shaft endplay is controlled by shims located in the transmission adapter plate.
- removable wear pads on the shift forks.
- an aluminum main case, extension housing, adapter plate and clutch housing.
Transmission Identification
The transmission identification tag is located under the lower bolt that retains the extension housing to the main case.
The six speed (T56) transmission is available for the Mustang 4.6L (4V).
Transmission Identification
Manual Transaxle/Transmission - T56
General Specifications
Torque Specifications
...
Transmission Draining and Filling
Material
Item
Specification
DEXRON III (ATF)
Transmission Fluid
XT-2-QDX
DEXRON III
1. Remove the drain plug and drain the transmission.
Position a suitable drain pan under the ...
Other materials:
Installation
1. Install the lower intake manifold gaskets.
2. Connect the fuel charging wiring harness to the rear of the lower intake
manifold and install the
manifold.
3. Install the intake manifold fasteners and tighten in the sequence shown.
4. Position the fuel ...
Pinpoint Tests - OSC Equipped Vehicles
Special Tool(s)
Breakout Box, EEC-V Control
System
418-049 (T94L-50-EEC-V) or
equivalent
MLP-TR Cable
418-F107 (007-00111) or
equivalent
Worldwide Diagnostic System
(WDS)
418-F224
New Generation STAR (NGS)
T ...
Installation
All vehicles
1. Using the special tools, install the crankshaft rear oil seal.
Lubricate the oil seal using clean engine oil.
2. Using the special tool, install the crankshaft oil slinger.
Manual transmission vehicles
3. Install the flywheel. For additi ...