| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 12129 |
| Headlamp aim out of alignment | 7637 |
| Windscreen wiper does not clear the windscreen effectively | 6639 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4189 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2953 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2519 |
| Rear parking brake recording little or no effort | 2395 |
| Rear brake disc in such a condition that it is seriously weakened | 2332 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2121 |
| Rear brake binding | 2112 |
| Brake pipe excessively corroded | 2010 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2003 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1896 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1815 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1713 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1707 |
| Offside Stop lamp not working |1.2.1b| | 1673 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1661 |
| Nearside Stop lamp not working |1.2.1b| | 1601 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1513 |
| Registration plate issues | 1512 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1385 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1383 |
| Front brake disc in such a condition that it is seriously weakened | 1318 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1298 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1283 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1161 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1119 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1095 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1078 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 1035 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 885 |
| Brakes imbalanced across an axle | 855 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 821 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 815 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 806 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 795 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 773 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 768 |
| Nearside Rear Stop lamp not working |1.2.1b| | 716 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 715 |
| Offside Rear Stop lamp not working |1.2.1b| | 707 |
| Rear Exhaust system not adequately supported |7.1.1| | 688 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 685 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 667 |
| Nearside Rear coil spring broken |2.4.C.1a| | 617 |
| Centre Stop lamp not working |1.2.1b| | 588 |
| Offside Front Direction indicator not working |1.4.A.2c| | 560 |
| Offside Rear coil spring broken |2.4.C.1a| | 553 |
| Exhaust system not adequately supported |7.1.1| | 527 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 496 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 493 |
| Offside Front coil spring broken |2.4.C.1a| | 485 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 462 |
| Offside Front coil spring incomplete |2.4.C.1a| | 433 |
| Offside Rear fog lamp not working |1.3.2b| | 424 |
| Nearside Front coil spring broken |2.4.C.1a| | 421 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 407 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 396 |
| Offside Front coil spring fractured |2.4.C.1a| | 387 |
| Windscreen has damage | 385 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 381 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 369 |
| Battery insecure |1.9.1| | 366 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 365 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 346 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 340 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 336 |
| Parking brake lever has no reserve travel |3.1.6b| | 333 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 331 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 330 |
| Rear Mechanical brake component has restricted free movement | 329 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 326 |
| Nearside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 313 |
| Windscreen wiper blade insecure | 313 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 312 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 310 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 310 |
| Centre Exhaust system not adequately supported |7.1.1| | 308 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 303 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 299 |
| Offside Front constant velocity joint is insecure |2.5.C.1b| | 296 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 292 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 289 |
| Steering lock fails to engage |2.1.4b| | 289 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 285 |
| Nearside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 272 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 267 |
| Rear fog lamp not working |1.3.2b| | 250 |
| Horn not working |1.6.2a| | 249 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 247 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 237 |
| Offside Rear coil spring fractured |2.4.C.1a| | 231 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 227 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 227 |
| Nearside Ball joint has excessive play |2.2.B.1f| | 223 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 222 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 221 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 221 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 219 |
| Rear brake application uneven | 219 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 217 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 215 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 213 |
| Nearside Front coil spring fractured |2.4.C.1a| | 207 |
| Stop lamp not working |1.2.1b| | 205 |
| Offside Front Front constant velocity joint is insecure |2.5.C.1b| | 200 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 199 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 197 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 196 |
| Service brake: efficiency below requirements |3.7.B.7| | 196 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 195 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 194 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 191 |
| Nearside Front Front constant velocity joint is insecure |2.5.C.1b| | 188 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 188 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 184 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 183 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 182 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 180 |
| Nearside Headlamp not working on main beam |1.7.5a| | 179 |
| Rear brake disc excessively pitted |3.5.1h| | 177 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 177 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 175 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 174 |
| Nearside Front Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 174 |
| Offside Suspension arm has excessive play in a ball joint |2.4.G.2| | 173 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 172 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 171 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 166 |
| Offside Ball joint has excessive play |2.2.B.1f| | 165 |
| Emissions not tested |7.0| | 164 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 163 |
| Fuel tank leaking |7.2.3| | 163 |
| Front position lamp|s| not working |1.1.A.3b| | 161 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 159 |
| Front brake application uneven | 158 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 152 |