Ford 2003 Mustang Workshop Manual page 2636

Pinpoint Tests
PINPOINT TEST A: CLUTCH SLIPPAGE
A1 INSPECT THE CLUTCH LINKAGE
Key in OFF position.
Block the wheels and apply the parking brake.
Depress and slowly release the clutch pedal.
Does the clutch pedal release without
binding?
A2 CARRY OUT A STALL TEST
Key in START position.
Block the wheels and apply the parking brake.
Place the transmission in fourth gear.
Increase the engine speed to 2000 rpm and
slowly release the clutch pedal.
Does the engine stall within five seconds?
PINPOINT TEST B: CLUTCH CHATTER OR SHUDDER
B1 CHECK ENGINE OR TRANSMISSION MOUNTS
Inspect all the engine and transmission mounts
for looseness or damage. Refer to
01A or Section 303-01B
Section 308-03B
Are any of the engine or transmission mounts
Shafts or bore.
Overloading of
vehicle.
Incorrect
preload.
Input shaft oil
dam.
Oil baffle in the
input bearing
shim pack.
Test Step
Test Step
Section 303-
and Section 308-03A
.
Install new components
as necessary and verify
the oil dam installation is
correct. REFER to
Section 308-03A
Section 308-03B
CHECK for correct
installation of the snap
ring on the mainshaft
next to the oil dam.
INSTALL a new oil
baffle, making sure it is
not damaged during
assembly. REFER to
Section 308-03A
Section 308-03B
Result / Action to Take
Yes
GO to A2 .
No
INSPECT the clutch pedal. REFER to
Section 308-02 .
Yes
The clutch is not slipping. VERIFY the
customer concern.
No
INSPECT the clutch components for
damage.
Result / Action to Take
Yes
TIGHTEN or INSTALL new engine
mounts or transmission mounts. TEST
or
the system for normal operation.
or
.
or
.