REMEDY

WHEELS AND TYRES

1

FAULT DIAGNOSIS

TYRE WEAR CHART

FAULT

CAUSE

REMEDY

Rapid wear at

Tyres under-inflated

Inflate to correct pressure

shoulders

Worn suspension components

Replace worn components

i.e. ball joints, panhard
rod bushes, steering damper

Excessive cornering speeds

Rapid wear at
centre

Tyres over-inflated

Inflate to correct pressure

of tread

Wear at one
shoulder

Track out of adjustment

Adjust track to correct figure

Bent panhard rod

Check and replace worn or damaged
components

Bald spots or tyre

Wheel out of balance

Balance wheel and tyre

cupping

assembly

Excessive radial runout

Check runout and replace tyre
if necessary

Shock absorber worn

Replace shock absorber

Excessive braking

Tyre scalloped

Track out of adjustment

Adjust toe to correct figure

Worn suspension components

Replace tyre as necessary

Excessive cornering speeds

CAUTION: This diagnosis chart is for general guidance only and does not necessarily include
every cause of abnormal tyre wear.