| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 9655 |
| Brake pipe excessively corroded | 7947 |
| Rear parking brake recording little or no effort | 7339 |
| Headlamp aim out of alignment | 4171 |
| Registration plate lamp issues | 3421 |
| Windscreen wiper does not clear the windscreen effectively | 3306 |
| Parking brake lever has no reserve travel |3.1.6b| | 1781 |
| Rear Exhaust system not adequately supported |7.1.1| | 1671 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 1239 |
| Rear brake binding | 1220 |
| Brakes imbalanced across an axle | 1190 |
| Nearside Stop lamp not working |1.2.1b| | 1059 |
| Registration plate issues | 1015 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 925 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 884 |
| Offside Stop lamp not working |1.2.1b| | 825 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 732 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 701 |
| Exhaust system not adequately supported |7.1.1| | 677 |
| Centre Exhaust system not adequately supported |7.1.1| | 594 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 585 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 556 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 517 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 500 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 483 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 480 |
| Front brake disc in such a condition that it is seriously weakened | 437 |
| Centre Stop lamp not working |1.2.1b| | 431 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 419 |
| Anti-lock braking system warning lamp indicates an ABS fault | 392 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 371 |
| Nearside Rear Stop lamp not working |1.2.1b| | 367 |
| Front brake application uneven | 345 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 343 |
| Horn not working |1.6.2a| | 308 |
| Battery insecure |1.9.1| | 301 |
| Offside Rear Stop lamp not working |1.2.1b| | 299 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 274 |
| Service brake: efficiency below requirements |3.7.B.7| | 272 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 271 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 254 |
| Rear brake application uneven | 248 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 241 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 237 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 234 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 233 |
| Brake hose excessively deteriorated | 220 |
| Windscreen has damage | 220 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 217 |
| Windscreen wiper blade insecure | 215 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 205 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 202 |
| Offside Rear fog lamp not working |1.3.2b| | 202 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 199 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 193 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 185 |
| Front brake excessively fluctuating | 185 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 183 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 182 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 178 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 173 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 173 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 168 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 162 |
| Rear Mechanical brake component has restricted free movement | 162 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 162 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 155 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 152 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 149 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 146 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 144 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 144 |
| Power steering component|s| leaking |2.3.3b| | 142 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 141 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 139 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 136 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 128 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 125 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 123 |
| Emissions not tested |7.0| | 123 |
| Stop lamp not working |1.2.1b| | 122 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 120 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 115 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 112 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 109 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 108 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 105 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 104 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 103 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 101 |
| rear parking |secondary| brakes imbalanced | 98 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 98 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 97 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 97 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 97 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 93 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 93 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 90 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 90 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 89 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 89 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 88 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 85 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 84 |
| Offside front brake binding |3.7.B.1| | 83 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 82 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 82 |
| Centre Rear Stop lamp not working |1.2.1b| | 81 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 78 |