| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 13063 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8757 |
| Windscreen wiper does not clear the windscreen effectively | 7285 |
| Registration plate lamp issues | 6548 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 5525 |
| Headlamp aim out of alignment | 5065 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4877 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2811 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1996 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1878 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1814 |
| Offside Stop lamp not working |1.2.1b| | 1735 |
| Nearside Stop lamp not working |1.2.1b| | 1649 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1614 |
| Registration plate issues | 1276 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1247 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1230 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1221 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1162 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1161 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1155 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1145 |
| Emissions not tested |7.0| | 1091 |
| Rear parking brake recording little or no effort | 984 |
| Battery insecure |1.9.1| | 949 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 948 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 933 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 923 |
| Service brake: efficiency below requirements |3.7.B.7| | 771 |
| Brakes imbalanced across an axle | 762 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 726 |
| Nearside Rear Stop lamp not working |1.2.1b| | 683 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 668 |
| Offside Rear Stop lamp not working |1.2.1b| | 667 |
| Front Exhaust system not adequately supported |7.1.1| | 662 |
| Centre Stop lamp not working |1.2.1b| | 662 |
| Parking brake lever has no reserve travel |3.1.6b| | 641 |
| Rear brake binding | 598 |
| Service brake: efficiency below requirements |3.7.C.1a| | 543 |
| Horn not working |1.6.2a| | 528 |
| Front brake disc in such a condition that it is seriously weakened | 521 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 488 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 488 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 418 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 412 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 398 |
| Windscreen has damage | 389 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 379 |
| Rear Exhaust system not adequately supported |7.1.1| | 376 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 374 |
| Exhaust system not adequately supported |7.1.1| | 373 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 372 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 323 |
| Windscreen wiper blade insecure | 307 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 300 |
| Offside front brake binding |3.7.B.1| | 289 |
| Offside Rear fog lamp not working |1.3.2b| | 286 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 266 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 258 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 252 |
| Brake performance not tested |3.7.A.1| | 246 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 242 |
| Stop lamp not working |1.2.1b| | 240 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 239 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 236 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 232 |
| Offside Rear Braking system leaking |3.6.A.1| | 231 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 227 |
| Power steering component|s| leaking |2.3.3b| | 227 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 221 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 218 |
| Nearside Side repeater not working |1.4.A.2c| | 215 |
| Nearside Rear Braking system leaking |3.6.A.1| | 212 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 209 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 208 |
| Offside Rear Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 198 |
| Nearside Rear Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 195 |
| Power steering pump leaking from a failed component |2.3.3b| | 195 |
| Offside Side repeater not working |1.4.A.2c| | 195 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 194 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 191 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 179 |
| Mechanical brake component has restricted free movement | 178 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 168 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 167 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 164 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 159 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 157 |
| Brake hose excessively deteriorated | 156 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 152 |
| Offside Front front brake binding |3.7.B.1| | 152 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 151 |
| Centre Rear Stop lamp not working |1.2.1b| | 151 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 150 |
| Nearside front brake binding |3.7.B.1| | 150 |
| Steering wheel retaining device insecure |2.1.6| | 147 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 146 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 143 |
| Rear Mechanical brake component has restricted free movement | 139 |
| Offside Headlamp not working on main beam |1.7.5a| | 138 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 137 |
| Power steering fluid level below minimum |2.3.1| | 137 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 135 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 134 |