| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 286 |
| Registration plate lamp issues | 121 |
| Offside Rear fog lamp not working |1.3.2b| | 101 |
| Parking brake: efficiency below requirements |3.7.B.7| | 86 |
| Rear brake binding | 85 |
| Windscreen wiper does not clear the windscreen effectively | 84 |
| Registration plate issues | 67 |
| Brake hose excessively deteriorated | 58 |
| Rear parking brake recording little or no effort | 58 |
| Rear fog lamp not working |1.3.2b| | 52 |
| Horn not working |1.6.2a| | 47 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 37 |
| Brakes imbalanced across an axle | 37 |
| Brake pipe excessively corroded | 35 |
| Service brake: efficiency below requirements |3.7.B.7| | 32 |
| Rear fog lamp tell tale not working |1.3.1b| | 31 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 24 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Stop lamp not working |1.2.1b| | 20 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 19 |
| Offside front brake binding |3.7.B.1| | 18 |
| Windscreen washer not working | 18 |
| Offside Stop lamp not working |1.2.1b| | 17 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 16 |
| Nearside front brake binding |3.7.B.1| | 15 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Battery insecure |1.9.1| | 14 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 13 |
| Rear Rear fog lamp not working |1.3.2b| | 13 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 13 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 13 |
| Nearside Headlamp not working on main beam |1.7.5a| | 12 |
| Mechanical brake component has restricted free movement | 12 |
| Offside Rear fog lamp missing |1.3.2a| | 12 |
| Offside Front front brake binding |3.7.B.1| | 12 |
| Offside Headlamp not working on main beam |1.7.5a| | 11 |
| Offside Side repeater not working |1.4.A.2c| | 11 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 11 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 11 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 11 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 10 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 10 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 9 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Nearside Rear Stop lamp not working |1.2.1b| | 9 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 9 |
| Nearside Side repeater not working |1.4.A.2c| | 9 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front front brake binding |3.7.B.1| | 8 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 8 |
| Rear fog lamp missing |1.3.2a| | 8 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| front brake binding |3.7.B.1| | 7 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 7 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 7 |
| Rear Mechanical brake component has restricted free movement | 7 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 7 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Brake hose has insufficient room to move | 7 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 6 |
| Rear fog lamp switch missing |1.3.1a| | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Front brake application uneven | 6 |
| Headlamp aim not tested |1.8.A.1c| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 6 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 6 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Nearside Rear Brake hose bulging under pressure |3.6.B.3| | 6 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Rear Rear fog lamp missing |1.3.2a| | 5 |
| Rear brake application uneven | 5 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 5 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 5 |
| Hazard warning switch faulty |1.4.B.1d| | 5 |
| Exhaust engine idle speed too high |7.3.A.2a| | 5 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 5 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 5 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Headlamp switch faulty |1.7.1| | 4 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 4 |
| Windscreen has damage | 4 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 4 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 4 |
| Horn not working |7.7 |a| |ii|| | 4 |
| Direction indicators not working |1.4.A.2c| | 4 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 4 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 4 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Front Direction indicators not working |1.4.A.2c| | 4 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Brake performance not tested |3.7.A.1| | 4 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| All direction indicators not working (4.4.1 (a) (ii)) | 4 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 4 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Hazard warning lamps inoperative |1.4.B.1b| | 4 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 3 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 3 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 3 |
| Windscreen wiper blade deteriorated |8.2.2| | 3 |
| rear brakes release unevenly |3.7.B.4| | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Rear fog lamp insecure |1.3.2a| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Nearside Front Side repeater not working |1.4.A.2c| | 3 |
| Position lamp switch faulty |1.1.A.1| | 3 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 3 |
| Offside Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 3 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 3 |
| Offside Rear fog lamp excessively deteriorated so that it is not visible from a reasonable distance |1.3.2d| | 3 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 3 |
| Offside Front Side repeater not working |1.4.A.2c| | 3 |
| Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Windscreen wiper blade insecure | 3 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Bonnet cannot be secured in the closed position |8.4.1| | 3 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 3 |
| Indicator tell tale inoperative |1.4.A.2a| | 3 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 3 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 3 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 3 |
| An item not tested |Manual| | 3 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Offside Rear Brake hose bulging under pressure |3.6.B.3| | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 3 |
| Nearside Front Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 3 |
| All position lamps not working |1.1.A.3b| | 3 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 3 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Rear Anti-roll bar missing |2.4.G.1| | 3 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 3 |
| Offside Rear An item not tested |Manual| | 3 |