| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 3919 |
| Headlamp aim out of alignment | 2533 |
| Windscreen wiper does not clear the windscreen effectively | 2339 |
| Brakes imbalanced across an axle | 890 |
| Brake pipe excessively corroded | 865 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 765 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 724 |
| Parking brake: efficiency below requirements |3.7.B.7| | 648 |
| Front brake disc in such a condition that it is seriously weakened | 584 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 569 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 556 |
| Registration plate issues | 508 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 430 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 419 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 410 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 405 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 402 |
| Rear parking brake recording little or no effort | 395 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 367 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 366 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 359 |
| Nearside Stop lamp not working |1.2.1b| | 356 |
| Offside Stop lamp not working |1.2.1b| | 353 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 350 |
| Rear brake binding | 350 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 347 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 344 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 277 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 261 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 254 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 238 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 234 |
| Rear brake disc in such a condition that it is seriously weakened | 233 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 233 |
| Centre Stop lamp not working |1.2.1b| | 228 |
| Front brake application uneven | 221 |
| Anti-lock braking system warning lamp indicates an ABS fault | 220 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 220 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 219 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 211 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 196 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 189 |
| Hazard warning switch faulty |1.4.B.1d| | 188 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 186 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 183 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 174 |
| Horn not working |1.6.2a| | 174 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 169 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 160 |
| Nearside Rear Stop lamp not working |1.2.1b| | 156 |
| Offside Rear Stop lamp not working |1.2.1b| | 153 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 146 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 144 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 141 |
| Nearside Headlamp insecure |1.7.3| | 137 |
| Offside Front brake disc excessively pitted |3.5.1h| | 135 |
| Windscreen wiper blade insecure | 135 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 131 |
| Battery insecure |1.9.1| | 131 |
| Brake hose excessively deteriorated | 119 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 116 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 116 |
| Windscreen has damage | 115 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 115 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 113 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 112 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 111 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 110 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 108 |
| Offside front brake binding |3.7.B.1| | 103 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 100 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 100 |
| Offside Rear fog lamp not working |1.3.2b| | 99 |
| Parking brake lever has no reserve travel |3.1.6b| | 96 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 95 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 92 |
| 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| | 91 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 91 |
| Rear Exhaust system not adequately supported |7.1.1| | 90 |
| Brake hose damaged | 84 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 84 |
| Rear brake application uneven | 82 |
| Offside Headlamp insecure |1.7.3| | 81 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 81 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 79 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 76 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 76 |
| Exhaust system not adequately supported |7.1.1| | 76 |
| 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| | 73 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 73 |
| Driver`s seat insecure |6.2.A.1| | 72 |
| Centre Exhaust system not adequately supported |7.1.1| | 71 |
| 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| | 71 |
| 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| | 70 |
| Front brake disc excessively pitted |3.5.1h| | 70 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 69 |
| Stop lamp not working |1.2.1b| | 69 |
| Offside Front front brake binding |3.7.B.1| | 69 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 67 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 67 |
| Offside Front constant velocity joint is insecure |2.5.C.1b| | 65 |
| Service brake: efficiency below requirements |3.7.B.7| | 64 |
| Hazard warning lamps inoperative |1.4.B.1b| | 61 |
| Emissions not tested |7.0| | 61 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 60 |
| Nearside Front Front constant velocity joint is insecure |2.5.C.1b| | 59 |
| Offside Headlamp not working on main beam |1.7.5a| | 57 |
| Offside Front Direction indicator not working |1.4.A.2c| | 57 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 57 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 55 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 54 |
| Nearside front brake binding |3.7.B.1| | 54 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 54 |
| Front brake excessively fluctuating | 53 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 53 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 53 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 51 |
| Nearside Front Headlamp insecure |1.7.3| | 50 |
| Rear Mechanical brake component has restricted free movement | 50 |
| Offside Front Front constant velocity joint is insecure |2.5.C.1b| | 50 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 50 |
| Nearside Headlamp not working on main beam |1.7.5a| | 50 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 49 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 49 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 48 |
| Centre Rear Stop lamp not working |1.2.1b| | 48 |