| Most common failures | No# failures |
|---|
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 806 |
| Windscreen wiper does not clear the windscreen effectively | 774 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 769 |
| Headlamp aim out of alignment | 745 |
| Registration plate lamp issues | 715 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 532 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 431 |
| Brake pipe excessively corroded | 273 |
| Registration plate issues | 246 |
| Offside Stop lamp not working |1.2.1b| | 242 |
| Nearside Stop lamp not working |1.2.1b| | 237 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 224 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 220 |
| Parking brake: efficiency below requirements |3.7.B.7| | 194 |
| Rear brake binding | 184 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 174 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 173 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 163 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 153 |
| Rear parking brake recording little or no effort | 142 |
| Offside Rear fog lamp not working |1.3.2b| | 141 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 135 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 133 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 112 |
| Brakes imbalanced across an axle | 111 |
| Emissions not tested |7.0| | 105 |
| Offside Rear Stop lamp not working |1.2.1b| | 102 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 101 |
| Nearside Rear Stop lamp not working |1.2.1b| | 94 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 86 |
| Parking brake lever has no reserve travel |3.1.6b| | 84 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 83 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 80 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 79 |
| Brake hose excessively deteriorated | 74 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 67 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 61 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 60 |
| Service brake: efficiency below requirements |3.7.B.7| | 57 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 57 |
| Front brake disc in such a condition that it is seriously weakened | 52 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 52 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 50 |
| Windscreen has damage | 47 |
| Rear brake application uneven | 47 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 46 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 46 |
| Rear fog lamp not working |1.3.2b| | 46 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 46 |
| Anti-lock braking system warning lamp indicates an ABS fault | 46 |
| Windscreen wiper blade insecure | 45 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 44 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 39 |
| Rear Mechanical brake component has restricted free movement | 39 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 38 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 36 |
| Direction indicators incorrect colour |1.4.A.2f| | 36 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 36 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 35 |
| Offside Steering rack gaiter split |2.2.D.2d| | 34 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 34 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 31 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 31 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 31 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 31 |
| Offside Headlamp insecure |1.7.3| | 31 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 29 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 29 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 27 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 27 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 27 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 26 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 26 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 25 |
| Rear fog lamp tell tale not working |1.3.1b| | 25 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 24 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 24 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 24 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 23 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 23 |
| Stop lamp remains on when the brakes are released | 23 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 22 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 21 |
| Horn not working |1.6.2a| | 21 |
| Bonnet cannot be secured in the closed position |8.4.1| | 20 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 20 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 20 |
| Offside Front Direction indicator not working |1.4.A.2c| | 19 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 19 |
| Centre Stop lamp not working |1.2.1b| | 19 |
| Stop lamp not working |1.2.1b| | 18 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 17 |
| Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 17 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Direction indicator incorrect colour |1.4.A.2f| | 17 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 17 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 16 |
| Offside Front coil spring fractured |2.4.C.1a| | 16 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 15 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 15 |
| Nearside Headlamp insecure |1.7.3| | 15 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 15 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 15 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 15 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 14 |
| Nearside front brake juddering severely |3.7.A.2b| | 14 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 14 |
| Rear Rear fog lamp not working |1.3.2b| | 14 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Front brake application uneven | 14 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 13 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 13 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 13 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Offside Rear coil spring fractured |2.4.C.1a| | 13 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 13 |