| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 334 |
| Parking brake: efficiency below requirements |3.7.B.7| | 267 |
| Windscreen wiper does not clear the windscreen effectively | 150 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 150 |
| Registration plate lamp issues | 146 |
| Rear parking brake recording little or no effort | 128 |
| Rear brake binding | 126 |
| Horn not working |1.6.2a| | 106 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 83 |
| Parking brake lever has no reserve travel |3.1.6b| | 79 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 73 |
| Registration plate issues | 71 |
| Brakes imbalanced across an axle | 63 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 45 |
| Service brake: efficiency below requirements |3.7.B.7| | 39 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 39 |
| Nearside Stop lamp not working |1.2.1b| | 38 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 37 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 35 |
| Nearside front brake binding |3.7.B.1| | 34 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 33 |
| Offside Stop lamp not working |1.2.1b| | 32 |
| Offside Rear fog lamp not working |1.3.2b| | 31 |
| Windscreen washer not working | 30 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 26 |
| Offside front brake binding |3.7.B.1| | 25 |
| Steering rack insecure |2.2.B.1a| | 24 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 24 |
| Rear brake disc in such a condition that it is seriously weakened | 24 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 23 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 21 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 20 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 20 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 19 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 19 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Offside Side repeater not working |1.4.A.2c| | 18 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 18 |
| Hazard warning switch faulty |1.4.B.1d| | 18 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 18 |
| Rear fog lamp tell tale not working |1.3.1b| | 18 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 18 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 18 |
| Battery insecure |1.9.1| | 17 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 17 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Nearside Side repeater not working |1.4.A.2c| | 17 |
| Rear fog lamp not working |1.3.2b| | 17 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 17 |
| Power steering component|s| leaking |2.3.3b| | 16 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Offside Steering rack gaiter split |2.2.D.2d| | 16 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 16 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 16 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Nearside Headlamp not working on main beam |1.7.5a| | 16 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 16 |
| Front brake application uneven | 15 |
| Offside Front Side repeater not working |1.4.A.2c| | 15 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Brake pipe excessively corroded | 14 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 14 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Offside Headlamp not working on main beam |1.7.5a| | 14 |
| Nearside Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 13 |
| Offside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 13 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 13 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 13 |
| Rear brake application uneven | 13 |
| Stop lamp not working |1.2.1b| | 13 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 12 |
| Offside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 12 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 12 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Horn not working (7.7 (a)) | 12 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 11 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 11 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 11 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 11 |
| Emissions not tested |7.0| | 11 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 11 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 11 |
| Hazard warning lamps inoperative |1.4.B.1b| | 11 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 11 |
| Offside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 11 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 11 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Stop lamp remains on when the brakes are released | 10 |
| Offside Front Direction indicator not working |1.4.A.2c| | 10 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 10 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 10 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Nearside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 10 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Offside Rear Stop lamp not working |1.2.1b| | 9 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 9 |
| Rear Mechanical brake component has restricted free movement | 9 |
| Mechanical brake component has restricted free movement | 9 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Main beam `tell-tale` not working |1.7.4c| | 9 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Nearside Front front brake binding |3.7.B.1| | 9 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 9 |
| Direction indicators not working |1.4.A.2c| | 8 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 8 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside Front coil spring fractured |2.4.C.1a| | 8 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 8 |
| Brake performance not tested |3.7.A.1| | 8 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 8 |
| Windscreen wiper not working (3.4 (a)) | 8 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Offside Front Brake hose leaking |3.6.A.1| | 7 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Horn not working |7.7 |a| |ii|| | 7 |
| Offside Headlamp insecure |1.7.3| | 7 |
| Nearside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 7 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 7 |
| Nearside Front Side repeater not working |1.4.A.2c| | 7 |
| Offside Front front brake binding |3.7.B.1| | 7 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 7 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 7 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 7 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 7 |
| Nearside Front Upper Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Offside Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Offside Front Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 7 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Horn not working (7.7 (a) (ii)) | 7 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 7 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 6 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Nearside Upper Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Offside Upper Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 6 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 6 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 6 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Nearside Headlamp insecure |1.7.3| | 6 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 6 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 6 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 6 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 6 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Offside Front Upper Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Exhaust engine idle speed too high |7.3.A.2a| | 6 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 6 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Brake hose excessively deteriorated | 5 |
| Front Sub-frame corroded and seriously weakened |2.4.G.1| | 5 |
| Nearside Front coil spring fractured |2.4.C.1a| | 5 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 5 |
| Front brake excessively fluctuating | 5 |
| Offside Front Position lamp not working |4.2.1 |a|| | 5 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 5 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 5 |
| Rear Stop lamp not working |1.2.1b| | 5 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Offside Rear Exhaust mounting missing |7.1.1b| | 5 |
| Exhaust system not adequately supported |7.1.1| | 5 |
| Bonnet cannot be secured in the closed position |8.4.1| | 5 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 5 |
| Brake pedal spongy |3.3.B.1b| | 5 |
| Nearside Front Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 5 |