| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 958 |
| Windscreen wiper does not clear the windscreen effectively | 621 |
| Registration plate lamp issues | 481 |
| Parking brake: efficiency below requirements |3.7.B.7| | 425 |
| Nearside Stop lamp not working |1.2.1b| | 316 |
| Registration plate issues | 296 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 287 |
| Offside Stop lamp not working |1.2.1b| | 277 |
| Rear parking brake recording little or no effort | 253 |
| Rear brake binding | 249 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 240 |
| Anti-lock braking system warning lamp indicates an ABS fault | 221 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 168 |
| Rear brake disc in such a condition that it is seriously weakened | 165 |
| Brakes imbalanced across an axle | 148 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 147 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 144 |
| Nearside Rear Stop lamp not working |1.2.1b| | 144 |
| Brake pipe excessively corroded | 141 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 140 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 129 |
| Rear Exhaust system not adequately supported |7.1.1| | 126 |
| Offside Rear Stop lamp not working |1.2.1b| | 124 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 120 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 117 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 110 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 103 |
| Front brake disc in such a condition that it is seriously weakened | 94 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 90 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 88 |
| Windscreen has damage | 81 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 81 |
| Brake hose excessively deteriorated | 80 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 79 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 78 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 78 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 72 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 72 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 71 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 70 |
| Offside Rear coil spring broken |2.4.C.1a| | 69 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 69 |
| Offside Rear coil spring fractured |2.4.C.1a| | 68 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 67 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 66 |
| Exhaust system not adequately supported |7.1.1| | 62 |
| Nearside Rear coil spring broken |2.4.C.1a| | 58 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 52 |
| Rear Mechanical brake component has restricted free movement | 52 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 49 |
| Emissions not tested |7.0| | 48 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 48 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 48 |
| Parking brake lever has no reserve travel |3.1.6b| | 45 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 44 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 41 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 40 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 39 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 39 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 39 |
| Centre Exhaust system not adequately supported |7.1.1| | 38 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 38 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 37 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 37 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 37 |
| Offside Rear fog lamp not working |1.3.2b| | 36 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 36 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 36 |
| Rear brake application uneven | 35 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 35 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 35 |
| Offside Front coil spring incomplete |2.4.C.1a| | 33 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 32 |
| Service brake: efficiency below requirements |3.7.B.7| | 32 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 31 |
| Nearside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 31 |
| Offside Front brake disc excessively pitted |3.5.1h| | 30 |
| Brake hose damaged | 29 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 29 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 29 |
| Stop lamp not working |1.2.1b| | 29 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 29 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 28 |
| Offside Headlamp not working on main beam |1.7.5a| | 27 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 27 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 26 |
| Brake pedal spongy |3.3.B.1b| | 26 |
| Front brake application uneven | 26 |
| Battery insecure |1.9.1| | 26 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 26 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 25 |
| Rear brake disc excessively pitted |3.5.1h| | 24 |
| Front Exhaust system not adequately supported |7.1.1| | 24 |
| Nearside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 24 |
| Nearside Headlamp not working on main beam |1.7.5a| | 24 |
| Offside Rear brake caliper leaking |3.6.A.1| | 23 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 23 |
| Front brake disc excessively pitted |3.5.1h| | 23 |
| Offside Front coil spring fractured |2.4.C.1a| | 23 |
| Offside Front coil spring broken |2.4.C.1a| | 23 |
| Nearside Front coil spring broken |2.4.C.1a| | 22 |
| Front brake excessively fluctuating | 22 |
| Hazard warning switch faulty |1.4.B.1d| | 22 |
| Rear fog lamp not working |1.3.2b| | 22 |
| Offside Rear Braking system leaking |3.6.A.1| | 21 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 21 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 21 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 20 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 20 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 20 |
| Nearside Rear Braking system leaking |3.6.A.1| | 19 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 19 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 19 |
| Nearside Headlamp insecure |1.7.3| | 19 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 19 |
| Rear Stop lamp not working |1.2.1b| | 18 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 18 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 18 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 18 |
| Windscreen wiper blade insecure | 18 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 18 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 17 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 17 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 17 |
| Nearside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 17 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 16 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 16 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 16 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 15 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 15 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 15 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 15 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Centre Stop lamp not working |1.2.1b| | 15 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Rear Exhaust mounting missing |7.1.1b| | 15 |