| | Test results |
| 0 | PRELIMINARY CHECKS | All OK | Problems encountered | Operation |
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| After carrying out a road test during the diagnosis, a noise is heard from the rear identifiable as creaking/squeaking. See table S015 NOISE WHILST DRIVINGContinue depending on the circumstances in which the noise occurs | End of diagnosis | 1. The noise occurs especially on unmade roads uphill, during acceleration or braking2. The noise also occurs on smooth, undulating roads. | 1. Move on to Step 12. Move on to Step 2 |
| 1 | END OF TRAVEL BUFFER CHECK | All OK | Problems encountered | Operation |
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| Check that the end of travel buffer is correctly inserted in its housing | Move on to Step 2 | 1. End of travel buffer not correctly inserted2. End of travel buffer not intact | 1. Replace the end of travel buffer2. Replace the end of travel buffer |
| 2 | CHECK ON TORSION BEAM BUSHES | All OK | Problems encountered | Operation |
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| Check that there are no signs of rubbing or contact between the bushes and adjacent parts | Move on to Step 3 | Signs of rubbing detected | Lubricate the elements with silicon grease |
| 3 | DUST COVER CHECK | All OK | Problems encountered | Operation |
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| Check that the dust cover is not rubbing against the shock absorber casing, by moving it and applying pressure and releasing it above the shock absorber casing | Move on to Step 4 | Signs of rubbing detected | Replace the end of travel buffer |
| 4 | CHECKS UNDER THE FLOOR | All OK | Problems encountered | Operation |
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| Position the vehicle on a two column lift and raise it.Check that there are no pipes, handbrake cable or heat shields under the floor that are producing noise. | Move on to Step 5 | 1. Pipes or heat shields incorrectly fastened2. Handbrake cable noisy | 1. Renew the correct fastening2. Lubricate the handbrake cable |
| 5 | REAR SUSPENSION SPRING CHECK | All OK | Problems encountered | Operation |
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| Check the condition of the support seals and that the rear spring is fitted in the correct position | Move on to Step 6 | 1. Spring support seals do not conform2. Spring not correctly fitted | 1. Replace the faulty components2. Refit the spring correctly. |
| 6 | SHOCK ABSORBER RUBBER MOUNTING CHECK | All OK | Problems encountered | Operation |
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| Check that the lower rubber mounting for the shock absorber does not show signs of wear on account of rubbing | Move on to Step 7 | Signs of tearing /damage to the rubber mountings | Replace the shock absorber Op. 4420A30 REAR SUSPENSION SHOCK ABSORBER (ONE), LEFT OR RIGHT - R.R. - CHECK WHEEL GEOMETRY SEPARATELY |
| 7 | SPRING CHECK | All OK | Problems encountered | Operation |
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| Check that there are no signs of rubbing on the suspension spring at its supports.Also check that the spring shows no signs of wear | If the spring shows signs of abrasion, its mechanical properties could be weakened as a result of oxidation. |
| End of diagnosis | 1. Spring worn2. Signs of rubbing between the spring and supports | 1. Replace the shock absorber spring Op. 4420A40 L/H OR R/H REAR SUSPENSION COIL SPRING (ONE) - R+R 2. Refit correctly |