| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4598 |
| Windscreen wiper does not clear the windscreen effectively | 2322 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1729 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1718 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1497 |
| Registration plate lamp issues | 1357 |
| Rear parking brake recording little or no effort | 1037 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 790 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 732 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 731 |
| Offside Stop lamp not working |1.2.1b| | 697 |
| Registration plate issues | 636 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 609 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 601 |
| Rear Exhaust system not adequately supported |7.1.1| | 598 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 507 |
| Nearside Stop lamp not working |1.2.1b| | 431 |
| Brakes imbalanced across an axle | 419 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 413 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 384 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 351 |
| Exhaust system not adequately supported |7.1.1| | 345 |
| Front brake disc in such a condition that it is seriously weakened | 343 |
| Horn not working |1.6.2a| | 334 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 315 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 298 |
| Rear brake binding | 295 |
| Centre Exhaust system not adequately supported |7.1.1| | 282 |
| Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 274 |
| Parking brake lever has no reserve travel |3.1.6b| | 267 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 267 |
| Offside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 255 |
| Brake hose excessively deteriorated | 236 |
| Offside Rear Stop lamp not working |1.2.1b| | 232 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 228 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 216 |
| Anti-lock braking system warning lamp indicates an ABS fault | 194 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 186 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 177 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 170 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 166 |
| Windscreen has damage | 162 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 161 |
| Rear Brake cable insecure | 158 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 155 |
| Nearside Rear Stop lamp not working |1.2.1b| | 152 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 151 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 148 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 145 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 143 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 139 |
| Windscreen wiper blade insecure | 138 |
| Rear brake disc in such a condition that it is seriously weakened | 137 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 128 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 127 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 126 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 125 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 123 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 122 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 122 |
| Windscreen washer not working | 117 |
| Battery insecure |1.9.1| | 112 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 105 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 101 |
| Brake pipe excessively corroded | 98 |
| Offside Rear fog lamp not working |1.3.2b| | 94 |
| Front brake application uneven | 87 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 87 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 86 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 84 |
| Nearside Headlamp not working on main beam |1.7.5a| | 84 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 83 |
| Front position lamp|s| not working |1.1.A.3b| | 80 |
| Nearside Brake cable insecure |3.5.1d| | 79 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 79 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 79 |
| Emissions not tested |7.0| | 78 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 77 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 77 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 75 |
| Offside Headlamp not working on main beam |1.7.5a| | 75 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 74 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 73 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 72 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 71 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 71 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 70 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 70 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 69 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 69 |
| Nearside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 68 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 68 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 67 |
| Rear fog lamp not working |1.3.2b| | 66 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 63 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 62 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 62 |
| Nearside Rear Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 62 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 62 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 61 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 60 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 60 |
| Service brake: efficiency below requirements |3.7.B.7| | 60 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 59 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 59 |