Workshop Manuals Factory service & repair Alfa Romeo
Alfa Romeo GT Factory Service Manual (2003-2010)22 · Fault diagnosis
22 · Diagnostics

Tyre wear

Make
Alfa Romeo
Model
GT Factory Service Manual
Year
2003–2010
Section
Consumption /leaks/ wear › Tyre wear
Fault diagnosisTyre wear

TYRE WEAR

2.0 JTS, 3.2 V6, 1.9 JTD 16V

Results of the tests
1TYRE WEAR CHECKAll OKProblems metOperation

Check the wear of the tyres. In particular:

  • Wear on the outside;
  • Wear on the inside;
  • Wear on the tyre wall;
  • Tread wear
End of diagnosisEven wear on both sides: tyre inflation pressure lowRestore the correct tyre inflation pressure If necessary, replace the tyres Op. 4450B24
Wear on one side (outside or inside)Continue to Step 2
Wear on the tyre wallsThe problem is due to the customer''s driving style which is too ''sporty'': if necessary, replace the tyres Op. 4450B24
Wear in the centre of the tread: inflation pressure too highRestore the correct tyre inflation pressure If necessary, replace the tyres Op. 4450B24
Even wear on the surface of the tread: quality of the mixtureReplace the tyres Op. 4450B24
Wear of the tread in patches: locking of the wheels during brakingReplace the tyres Op. 4450B24
2FRONT WHEEL GEOMETRY CHECKAll OKProblems metOperation

Check the front wheel geometry Op.

Op. 4450A10 FRONT WHEEL GEOMETRY - CHECK USING OPTICAL EQUIPMENT - INCLUDES FRONT WHEEL TOW-IN ADJUSTMENT IF NECESSARY

Continue to Step 3Geometry not correctRestore the correct geometry, if necessary, replace the tyres Op. 4450B26
3CHECK REAR WHEEL GEOMETRYAll OKProblems metOperation

Check the rear wheel geometry Op.

Op. 4450A40 REAR WHEEL GEOMETRY - CHECK USING OPTICAL EQUIPMENT

Continue to Step 4Geometry not correctRestore the correct geometry, if necessary, replace the tyres Op. 4450B27
4REAR WHEEL ALIGNMENT CHECKAll OKProblems metOperation
Check the alignment of the rear wheels Op. 4450A90Continue to Step 4Alignment not correctRestore the correct geometry, if necessary, replace the tyres Op. 4450B27
5SHOCK ABSORBER CHECKAll OKProblems metOperation
Check that the shock absorbers are working properlyContinue to Step 6Front shock absorbers not working properly

Replace the shock absorbers Op.

Op. 4410A12 FRONT SUSPENSION DAMPER (ONE), LH OR RH - FOR MCPHERSON STRUT SYSTEM - INCLUDES DISMANTLING/RE-BUILDING OF ASSEMBLY AT BENCH R R

. If necessary, replace the tyres

Rear shock absorbers not working properly

Replace the shock absorbers Op.

Op. 4420A12 REAR SUSPENSION DAMPER (ONE), LH OR RH - FOR MCPHERSON STRUT SYSTEM - INCLUDES DISMENTLING/REBUILDING OF ASSEMBLY AT BENCH R R

. If necessary, replace the tyres

6CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosis

Parts & tools for this job For 2003 Alfa Romeo GT

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