Ford 2003 Mustang Workshop Manual page 255

wheel bearing life.
brake cooling.
New wheels need to be installed when vehicle's wheels:
are bent.
are cracked.
are dented.
are heavily corroded.
are leaking.
have elongated wheel hub bolt holes.
have excessive lateral or radial runout.
Wheel and tire assemblies are attached by six wheel nuts.
It is mandatory to use only the tire sizes recommended on the tire chart attached to the vehicle. Larger
or smaller tires can damage the vehicle, affect durability, and require changing the speedometer
calibration. Make sure wheel size and offsets match those recommended for the tire in use.
1. Inspect for signs of uneven wear that may indicate a need for balancing, rotation, front
suspension alignment, damaged tie-rod, or steering components.
2. Check tires for:
cuts.
stone bruises.
abrasions
blisters.
embedded objects.
3. Tread wear indicators are molded into the bottom of the tread grooves. Install a new tire when
the indicator bands become visible.
Symptom Chart
Symptom Chart
Condition
Tires show
excess wear on
edge of tread
Possible Sources
Underinflated tires.
Vehicle overloaded.
High-speed cornering.
Incorrect ride height.
Incorrect wheel alignment.
Action
ADJUST air pressure
in tires.
RETURN vehicle.
NOTIFY customer of
overload condition.
RETURN vehicle.
NOTIFY customer of
cause of condition.
SET ride height.
SET alignment to
specification. REFER