| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 633 |
| Windscreen wiper does not clear the windscreen effectively | 601 |
| Headlamp aim out of alignment | 534 |
| Parking brake: efficiency below requirements |3.7.B.7| | 248 |
| Anti-lock braking system warning lamp indicates an ABS fault | 245 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 215 |
| Registration plate issues | 193 |
| Offside Front coil spring fractured |2.4.C.1a| | 170 |
| Nearside Front coil spring fractured |2.4.C.1a| | 164 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 146 |
| Rear parking brake recording little or no effort | 138 |
| Offside Stop lamp not working |1.2.1b| | 137 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 135 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 129 |
| Nearside Stop lamp not working |1.2.1b| | 128 |
| Registration plate lamp issues | 123 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 112 |
| Offside Front coil spring incomplete |2.4.C.1a| | 102 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 100 |
| Brake hose excessively deteriorated | 88 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 79 |
| Service brake: efficiency below requirements |3.7.B.7| | 75 |
| Brakes imbalanced across an axle | 74 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 73 |
| Offside Rear Stop lamp not working |1.2.1b| | 72 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 69 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 64 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 61 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 60 |
| Nearside Rear Stop lamp not working |1.2.1b| | 53 |
| Offside Obligatory mirror insecure |8.1.1| | 51 |
| Parking brake lever has no reserve travel |3.1.6b| | 51 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 49 |
| Front Exhaust system not adequately supported |7.1.1| | 47 |
| Horn not working |1.6.2a| | 47 |
| Nearside Front coil spring cracked |2.4.C.1a| | 45 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 41 |
| Windscreen has damage | 40 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 37 |
| Offside Front coil spring cracked |2.4.C.1a| | 36 |
| Rear brake binding | 36 |
| Offside Rear fog lamp not working |1.3.2b| | 35 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 35 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 33 |
| Nearside Side repeater not working |1.4.A.2c| | 33 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 33 |
| Offside Front coil spring broken |2.4.C.1a| | 32 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 31 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 31 |
| Centre Stop lamp not working |1.2.1b| | 30 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 29 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 29 |
| Front brake application uneven | 28 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 28 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 28 |
| Nearside Front coil spring broken |2.4.C.1a| | 28 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 28 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 27 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 26 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 26 |
| Rear brake application uneven | 25 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 24 |
| Offside Side repeater not working |1.4.A.2c| | 24 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 24 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 23 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 23 |
| Windscreen wiper blade insecure | 23 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 22 |
| Direction indicators incorrect colour |1.4.A.2f| | 21 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 21 |
| Exhaust system not adequately supported |7.1.1| | 21 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 21 |
| Front brake disc in such a condition that it is seriously weakened | 20 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 20 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 20 |
| Centre Exhaust system not adequately supported |7.1.1| | 19 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 19 |
| Brake pedal spongy |3.3.B.1b| | 19 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 19 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 18 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 18 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 18 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 18 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 18 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 17 |
| Brake hose damaged | 17 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 17 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 16 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 16 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 16 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 16 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 16 |
| Nearside Front Side repeater not working |1.4.A.2c| | 16 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 16 |
| Nearside Rear Seat belt retracting mechanism defective |5.2.5b| | 16 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 15 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 15 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 15 |
| Offside Front Direction indicator not working |1.4.A.2c| | 15 |
| Rear brake disc in such a condition that it is seriously weakened | 15 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 14 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 14 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 14 |
| Windscreen washer not working | 14 |
| Offside Front Obligatory mirror insecure |8.1.1| | 14 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 14 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Nearside Obligatory mirror insecure |8.1.1| | 14 |
| Offside front brake binding |3.7.B.1| | 13 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 13 |
| Power steering component|s| leaking |2.3.3b| | 13 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 13 |
| Nearside Headlamp not working on main beam |1.7.5a| | 13 |
| Rear Stop lamp not working |1.2.1b| | 13 |
| Emissions not tested |7.0| | 13 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 12 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 12 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 12 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 12 |
| Centre Exhaust mounting missing |7.1.1b| | 12 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 12 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 11 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 11 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Offside Headlamp not working on main beam |1.7.5a| | 11 |