| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 5102 |
| Headlamp aim out of alignment | 2933 |
| Windscreen wiper does not clear the windscreen effectively | 2719 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2628 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2016 |
| Registration plate lamp issues | 1371 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1229 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1139 |
| Nearside Stop lamp not working |1.2.1b| | 1029 |
| Offside Stop lamp not working |1.2.1b| | 1016 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 795 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 787 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 778 |
| Registration plate issues | 680 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 679 |
| Brakes imbalanced across an axle | 625 |
| Front Exhaust system not adequately supported |7.1.1| | 620 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 568 |
| Offside Rear fog lamp not working |1.3.2b| | 479 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 463 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 449 |
| Nearside Rear Stop lamp not working |1.2.1b| | 445 |
| Rear fog lamp switch faulty |1.3.1a| | 437 |
| Offside Rear Stop lamp not working |1.2.1b| | 435 |
| Emissions not tested |7.0| | 384 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 361 |
| Parking brake lever has no reserve travel |3.1.6b| | 354 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 353 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 315 |
| Front brake disc in such a condition that it is seriously weakened | 313 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 284 |
| Exhaust system not adequately supported |7.1.1| | 279 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 259 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 252 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 251 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 239 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 229 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 215 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 204 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 199 |
| Rear fog lamp tell tale not working |1.3.1b| | 186 |
| Rear Exhaust system not adequately supported |7.1.1| | 175 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 170 |
| Windscreen has damage | 169 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 159 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 154 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 151 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 150 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 140 |
| Parking brake: efficiency below requirements |3.7.B.7| | 139 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 138 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 138 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 135 |
| Front brake application uneven | 132 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 132 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 130 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 128 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 125 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 125 |
| Windscreen wiper blade insecure | 124 |
| Brake hose excessively deteriorated | 123 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 117 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 114 |
| Service brake: efficiency below requirements |3.7.B.7| | 111 |
| Offside Steering rack gaiter split |2.2.D.2d| | 108 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 106 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 106 |
| Rear brake application uneven | 103 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 100 |
| Rear fog lamp not working |1.3.2b| | 98 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 96 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 94 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 94 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 94 |
| Front Exhaust mounting missing |7.1.1b| | 93 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 91 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 89 |
| Stop lamp not working |1.2.1b| | 87 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 86 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 86 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 83 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 83 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 80 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 80 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 77 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 75 |
| Rear Rear fog lamp not working |1.3.2b| | 73 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 73 |
| Rear Stop lamp not working |1.2.1b| | 70 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 70 |
| Rear fog lamp switch missing |1.3.1a| | 70 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 69 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 68 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 68 |
| Centre Exhaust system not adequately supported |7.1.1| | 64 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 64 |
| Nearside Headlamp not working on main beam |1.7.5a| | 62 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 59 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 58 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 55 |
| Horn not working |1.6.2a| | 55 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 55 |
| Rear parking brake recording little or no effort | 55 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 53 |
| Rear brake binding | 53 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 53 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 52 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 51 |