| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7449 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7054 |
| Brake pipe excessively corroded | 6896 |
| Registration plate lamp issues | 6869 |
| Rear parking brake recording little or no effort | 4612 |
| Windscreen wiper does not clear the windscreen effectively | 3251 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1709 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1640 |
| Registration plate issues | 1611 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1600 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1398 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1381 |
| Brakes imbalanced across an axle | 1133 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1034 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1030 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1005 |
| Parking brake lever has no reserve travel |3.1.6b| | 977 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 935 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 928 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 909 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 894 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 875 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 874 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 827 |
| Offside Rear coil spring fractured |2.4.C.1a| | 773 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 768 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 768 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 768 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 752 |
| Brake hose excessively deteriorated | 747 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 738 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 645 |
| Offside Stop lamp not working |1.2.1b| | 587 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 577 |
| Nearside Stop lamp not working |1.2.1b| | 568 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 565 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 563 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 549 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 531 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 515 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 501 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 489 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 477 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 455 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 450 |
| Windscreen has damage | 423 |
| Rear brake binding | 422 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 401 |
| Offside Rear coil spring broken |2.4.C.1a| | 400 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 397 |
| Front brake disc in such a condition that it is seriously weakened | 397 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 373 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 367 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 367 |
| Front brake application uneven | 353 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 340 |
| Nearside Rear coil spring broken |2.4.C.1a| | 333 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 324 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 321 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 320 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 310 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 305 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 300 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 294 |
| Rear brake disc in such a condition that it is seriously weakened | 268 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 256 |
| Fuel system component leaking |7.2.3| | 256 |
| Offside Rear Stop lamp not working |1.2.1b| | 249 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 246 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 246 |
| Emissions not tested |7.0| | 244 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 241 |
| Nearside Rear Stop lamp not working |1.2.1b| | 239 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 236 |
| Service brake: efficiency below requirements |3.7.B.7| | 229 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 227 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 224 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 220 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 220 |
| Horn not working |1.6.2a| | 217 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 198 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 188 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 176 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 173 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 173 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 173 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 169 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 169 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 168 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 164 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 163 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 161 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 160 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 159 |
| Exhaust system not adequately supported |7.1.1| | 152 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 151 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 150 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 150 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 147 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 145 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 143 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 142 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 141 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 141 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 139 |
| Nearside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 139 |
| Driver`s airbag obviously defective |5.4.1| | 135 |
| Offside Rear fog lamp not working |1.3.2b| | 134 |
| Hazard warning switch faulty |1.4.B.1d| | 134 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 133 |
| Windscreen wiper blade insecure | 130 |
| Offside front brake binding |3.7.B.1| | 130 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 129 |
| Nearside front brake binding |3.7.B.1| | 124 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 122 |
| Front Exhaust system not adequately supported |7.1.1| | 121 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 120 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 119 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 119 |
| Offside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 118 |