| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 3981 |
| Brake pipe excessively corroded | 2627 |
| Headlamp aim out of alignment | 2170 |
| Windscreen wiper does not clear the windscreen effectively | 1848 |
| Parking brake: efficiency below requirements |3.7.B.7| | 752 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 739 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 701 |
| Offside Stop lamp not working |1.2.1b| | 688 |
| Nearside Stop lamp not working |1.2.1b| | 681 |
| Registration plate issues | 656 |
| Rear brake binding | 611 |
| Brakes imbalanced across an axle | 543 |
| Rear parking brake recording little or no effort | 534 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 523 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 434 |
| Brake hose excessively deteriorated | 399 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 369 |
| Parking brake lever has no reserve travel |3.1.6b| | 349 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 326 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 321 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 308 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 299 |
| Nearside Rear Stop lamp not working |1.2.1b| | 285 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 280 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 277 |
| Offside Rear Stop lamp not working |1.2.1b| | 264 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 259 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 256 |
| Front brake disc in such a condition that it is seriously weakened | 217 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 207 |
| Emissions not tested |7.0| | 207 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 204 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 203 |
| Rear brake application uneven | 197 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 193 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 191 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 190 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 180 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 174 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 166 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 154 |
| Windscreen has damage | 148 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 137 |
| Service brake: efficiency below requirements |3.7.B.7| | 137 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 134 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 134 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 134 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 134 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 131 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 127 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 125 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 119 |
| Rear Mechanical brake component has restricted free movement | 102 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 100 |
| Offside Front coil spring fractured |2.4.C.1a| | 99 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 98 |
| Windscreen wiper blade insecure | 92 |
| Offside Rear fog lamp not working |1.3.2b| | 91 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 90 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 86 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 83 |
| Offside Front coil spring incomplete |2.4.C.1a| | 83 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 80 |
| Front brake application uneven | 77 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 76 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 75 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 75 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 74 |
| Fuel system component leaking |7.2.3| | 73 |
| Offside Steering rack gaiter split |2.2.D.2d| | 72 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 71 |
| Battery insecure |1.9.1| | 71 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 70 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 67 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 64 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 64 |
| Stop lamp not working |1.2.1b| | 62 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 61 |
| Offside Front brake disc excessively pitted |3.5.1h| | 61 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 60 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 60 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 59 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 58 |
| Anti-lock braking system warning lamp indicates an ABS fault | 57 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 55 |
| Offside front brake binding |3.7.B.1| | 54 |
| Nearside Front coil spring fractured |2.4.C.1a| | 54 |
| Fuel pipe leaking |7.2.3| | 54 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 53 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 52 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 52 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 51 |
| Horn not working |1.6.2a| | 50 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 50 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 49 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 49 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 48 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 48 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 48 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 47 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 47 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 47 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 46 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 46 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 45 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 45 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 45 |
| Rear Stop lamp not working |1.2.1b| | 44 |
| Offside Front coil spring broken |2.4.C.1a| | 44 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 44 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 43 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 42 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 41 |
| Stop lamp remains on when the brakes are released | 39 |
| Nearside Headlamp insecure |1.7.3| | 39 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 38 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 38 |
| Offside Front Direction indicator not working |1.4.A.2c| | 38 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 37 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 37 |
| Centre Stop lamp not working |1.2.1b| | 37 |