Ford Mustang (1999-2004) Service Manual: Torque Converter (Disassembly and Assembly of Subassemblies)
1. A new or remanufactured torque converter must be installed if one or more of the following statements is true:
- A torque converter malfunction has been determined based on complete diagnostic procedures.
- Converter stud or studs, impeller hub or bushing are damaged.
- Discoloration (due to overheating).
- The torque converter is found to be out of specification when carrying out one of the following torque converter checks:
- One-Way Clutch Check
- End Play Check
- Stator to Turbine Interference Check
- Stator to Impeller Interference Check
- Torque Converter Leak Check
- Evidence of transmission assembly or fluid contamination due to the following transmission or converter failure modes:
- Major metallic failure.
- Multiple clutches or clutch plate failures.
- Sufficient component wear which results in metallic contamination.
Assembly
1. NOTE: Lubricate direct clutch piston inner seal and seal protector
with petroleum jelly.
Using the special tool, install the inner piston seal.
Install the seal with sealing lip facing down.
...
Torque Converter Cleaning And Inspection
Material
Item
Specification
MERCON V Automatic
Transmission Fluid
XT-5-QM, XT-5-DM
MERCON V
1. If a new torque converter is being installed, continue with Substep 2 of
Step 2.
...
Other materials:
NVH Condition and Symptom Categories
A good diagnostic process is a logical sequence of steps that lead to the
identification of a causal
system. Use the condition and symptom categories as follows:
Identify the operating condition that the vehicle is exhibiting.
Match the operating condition ...
Piston - Ring-to-Groove Clearance
1. Inspect the piston for ring land damage or accelerated wear.
2. Measure the piston ring-to-groove clearance.
Refer to the appropriate section in Group for the procedure.
If out of specification, install new components as necessary. Refer
to the a ...
Pinpoint Tests
PINPOINT TEST A: THE BRAKES PULL OR DRIFT
Test Step
Result / Action to Take
A1 CHECK THE TIRES
YesGO to A2 .
No
CORRECT as necessary.
RETEST for normal
operation.
NOTE: Check tire pressure with the brakes off.
Check tires for u ...
