| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 216 |
| Headlamp aim out of alignment | 185 |
| Horn not working |1.6.2a| | 145 |
| Rear parking brake recording little or no effort | 114 |
| Registration plate lamp issues | 104 |
| Windscreen wiper does not clear the windscreen effectively | 83 |
| Offside Stop lamp not working |1.2.1b| | 62 |
| Nearside Stop lamp not working |1.2.1b| | 53 |
| Brakes imbalanced across an axle | 45 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 41 |
| Registration plate issues | 41 |
| Parking brake lever has no reserve travel |3.1.6b| | 40 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 40 |
| Service brake: efficiency below requirements |3.7.B.7| | 30 |
| Offside Headlamp not working on main beam |1.7.5a| | 29 |
| Nearside Headlamp not working on main beam |1.7.5a| | 29 |
| Stop lamp not working |1.2.1b| | 21 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 19 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 19 |
| Brake hose excessively deteriorated | 18 |
| Direction indicators not working |1.4.A.2c| | 18 |
| Steering column top mounting bracket insecure |2.1.2d| | 17 |
| Headlamp not working on main beam |1.7.5a| | 17 |
| Headlamp not working on dipped beam |1.7.5a| | 16 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 15 |
| Nearside front brake binding |3.7.B.1| | 15 |
| Offside Rear Stop lamp not working |1.2.1b| | 15 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 15 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Battery insecure |1.9.1| | 14 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Windscreen washer not working | 13 |
| Front brake application uneven | 11 |
| Brake hose has insufficient room to move | 11 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 11 |
| Nearside Rear Stop lamp not working |1.2.1b| | 11 |
| Offside Steering rack gaiter split |2.2.D.2d| | 11 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 11 |
| Offside front brake binding |3.7.B.1| | 10 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 10 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Side repeater not working |1.4.A.2c| | 10 |
| Brake pipe excessively corroded | 10 |
| Fuel system component leaking |7.2.3| | 10 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 10 |
| Stop lamp remains on when the brakes are released | 9 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 9 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 9 |
| Mechanical brake component has restricted free movement | 9 |
| All position lamps not working |1.1.A.3b| | 9 |
| Headlamp switch faulty |1.7.1| | 9 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 8 |
| Indicator tell tale inoperative |1.4.A.2a| | 8 |
| Rear brake binding | 8 |
| Nearside Front front brake binding |3.7.B.1| | 8 |
| Offside Side repeater not working |1.4.A.2c| | 8 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 8 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 7 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 7 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 7 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 6 |
| Rear Stop lamp not working |1.2.1b| | 6 |
| Offside Headlamp insecure |1.7.3| | 6 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 6 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Rear Mechanical brake component has restricted free movement | 6 |
| Nearside Front Side repeater not working |1.4.A.2c| | 6 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 6 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 6 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 6 |
| Nearside Direction indicators not working |1.4.A.2c| | 6 |
| Offside Front front brake binding |3.7.B.1| | 6 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 6 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 5 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 5 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 5 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Indicator switch faulty |1.4.A.1| | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Service brake: efficiency below requirements |3.7.C.1a| | 5 |
| Nearside Rear Wheel insecure |4.2.A.1c| | 5 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Headlamp not in good working order |not working| |1.2.4a| | 5 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 5 |
| Nearside Windscreen wiper blade missing |8.2.2| | 5 |
| Hazard warning switch faulty |1.4.B.1d| | 5 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 5 |
| Offside Direction indicators not working |1.4.A.2c| | 5 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 5 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Parking brake: efficiency below requirements |3.7.D.4| | 4 |
| Driver`s seat fore and aft adjustment mechanism not functioning as intended. |6.2.A.3| | 4 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 4 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 4 |
| Rear brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 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 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 4 |
| Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Front Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 4 |
| Offside Headlamp aim not tested |1.8.A.1c| | 4 |
| Hazard warning lamps inoperative |1.4.B.1b| | 4 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Brake performance not tested |3.7.A.1| | 4 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Offside Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 4 |
| Nearside Front Headlamp not in good working order |not working| |1.2.4a| | 4 |
| Offside Headlamp adversely affected by the operation of another lamp |1.7.5c| | 4 |
| Brake hose damaged | 4 |
| Speedometer cannot be illuminated. |6.7.3| | 4 |
| Offside Windscreen wiper blade missing |8.2.2| | 4 |
| Nearside Headlamp does not operate immediately when selected on dipped beam |1.7.4a| | 4 |
| Offside Headlamp does not operate immediately when selected on dipped beam |1.7.4a| | 4 |
| Driver`s seat insecure |6.2.A.1| | 4 |
| Steering column top bearing excessively worn |2.1.2c| | 4 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 4 |
| Offside Front Direction indicator not working |1.4.A.2c| | 4 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Horn not working (7.7 (a)) | 4 |