| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 475 |
| Headlamp aim out of alignment | 367 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 332 |
| Windscreen wiper does not clear the windscreen effectively | 297 |
| Registration plate lamp issues | 287 |
| Rear parking brake recording little or no effort | 260 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 179 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 174 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 145 |
| Brake pipe excessively corroded | 137 |
| Brakes imbalanced across an axle | 137 |
| Parking brake lever has no reserve travel |3.1.6b| | 135 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 131 |
| Service brake: efficiency below requirements |3.7.B.7| | 117 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 84 |
| Rear brake binding | 81 |
| Nearside Stop lamp not working |1.2.1b| | 80 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 80 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 78 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 76 |
| Emissions not tested |7.0| | 74 |
| Offside Stop lamp not working |1.2.1b| | 74 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 71 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 64 |
| Registration plate issues | 59 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 56 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 55 |
| Offside Rear fog lamp not working |1.3.2b| | 46 |
| Front brake application uneven | 45 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 35 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 33 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 33 |
| Front brake disc in such a condition that it is seriously weakened | 30 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 29 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 28 |
| Windscreen has damage | 28 |
| Centre Stop lamp not working |1.2.1b| | 27 |
| Offside Rear Stop lamp not working |1.2.1b| | 26 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 25 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 25 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 25 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 23 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 23 |
| Nearside Rear Stop lamp not working |1.2.1b| | 22 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 22 |
| Anti-lock braking system warning lamp indicates an ABS fault | 22 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 22 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 22 |
| Rear brake application uneven | 21 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 21 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 20 |
| Rear brake disc in such a condition that it is seriously weakened | 19 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 19 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 18 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 18 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 17 |
| Exhaust engine idle speed too high |7.3.D.1| | 17 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 17 |
| Stop lamp not working |1.2.1b| | 16 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 16 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 16 |
| Windscreen wiper blade insecure | 16 |
| Offside front brake binding |3.7.B.1| | 15 |
| Offside Side repeater not working |1.4.A.2c| | 14 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 14 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 13 |
| Brake hose has insufficient room to move | 13 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 13 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| Nearside Headlamp insecure |1.7.3| | 12 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 12 |
| Brake pedal spongy |3.3.B.1b| | 12 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 12 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Rear Mechanical brake component has restricted free movement | 11 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 11 |
| Battery insecure |1.9.1| | 11 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 11 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 11 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 11 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 10 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 10 |
| Direction indicator incorrect colour |1.4.A.2f| | 10 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 10 |
| Offside Rear brake disc excessively scored |3.5.1h| | 10 |
| Centre Rear Statutory seat belt missing |5.1.1| | 10 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 10 |
| Offside Headlamp insecure |1.7.3| | 10 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 10 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 9 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 9 |
| Nearside front brake binding |3.7.B.1| | 9 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 9 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 9 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 9 |
| Power steering component|s| leaking |2.3.3b| | 9 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Horn not working |1.6.2a| | 8 |
| Rear brake disc excessively pitted |3.5.1h| | 8 |
| Rear brake disc excessively scored |3.5.1h| | 8 |
| Nearside Side repeater not working |1.4.A.2c| | 8 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 8 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 8 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 8 |
| Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 7 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 7 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 7 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 7 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 7 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 7 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 7 |
| Offside Front front brake binding |3.7.B.1| | 7 |