Ford Electric Ranger 2001 Manual page 125

204-04-4
DIAGNOSIS AND TESTING (Continued)
Wheels need to be installed new when:
• bent.
• cracked.
• dented.
• heavily rusted.
• leaking.
• they have elongated wheel hub bolt holes.
• they have excessive lateral or radial runout.
Wheel and tire assemblies are attached by five
noncentering 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.
Symptom Chart
Symptom Chart
Condition
Tires show excess wear on
•
edge of tread
Tires show excess wear in
•
center of tread
Wheels and Tires
1. Inspect for signs of uneven wear that may
2. Check tires for:
3. Tread wear indicators are molded into the
Possible Sources
Underinflated tires.
•
Vehicle overloaded.
•
High-speed cornering.
•
Incorrect wheel alignment.
•
Tires overinflated.
•
indicate a need for balancing, rotation, front
suspension alignment, damaged tie rod, or
steering components.
cuts.
•
stone bruises.
•
abrasions
•
blisters.
•
embedded objects.
•
bottom of the tread grooves. Install a new tire
when the indicator bands become visible.
ADJUST air pressure in tires.
•
RETURN vehicle. NOTIFY
•
customer of overload
condition.
RETURN vehicle. NOTIFY
•
customer of cause of
condition.
SET toe to specification.
•
REFER to Section 204-00 of
the 2001 Ranger Workshop
Manual.
ADJUST air pressure.
•
2001 Ranger EV, 01/2001
204-04-4
Action