| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 113 |
| Parking brake: efficiency below requirements |3.7.B.7| | 107 |
| Rear parking brake recording little or no effort | 74 |
| Registration plate lamp issues | 59 |
| Horn not working |1.6.2a| | 51 |
| Windscreen wiper does not clear the windscreen effectively | 48 |
| Parking brake lever has no reserve travel |3.1.6b| | 22 |
| Offside Headlamp not working on main beam |1.7.5a| | 21 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 20 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 19 |
| Brakes imbalanced across an axle | 17 |
| Registration plate issues | 17 |
| Service brake: efficiency below requirements |3.7.B.7| | 16 |
| Nearside Headlamp not working on main beam |1.7.5a| | 16 |
| Nearside Stop lamp not working |1.2.1b| | 15 |
| Offside Stop lamp not working |1.2.1b| | 14 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 11 |
| Headlamp not working on dipped beam |1.7.5a| | 11 |
| Indicator tell tale inoperative |1.4.A.2a| | 10 |
| Headlamp not working on main beam |1.7.5a| | 10 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 9 |
| Direction indicators not working |1.4.A.2c| | 9 |
| Battery insecure |1.9.1| | 8 |
| Brake hose has insufficient room to move | 8 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 8 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 7 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 7 |
| Stop lamp not working |1.2.1b| | 7 |
| Nearside Rear Stop lamp not working |1.2.1b| | 7 |
| Fuel system component leaking |7.2.3| | 7 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 6 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 6 |
| All position lamps not working |1.1.A.3b| | 6 |
| Offside front brake binding |3.7.B.1| | 6 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 5 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 5 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 5 |
| Nearside front brake binding |3.7.B.1| | 5 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 5 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 5 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 5 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| 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| | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Offside Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 4 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 4 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 4 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 4 |
| Headlamp aim not tested |1.8.A.1c| | 4 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 4 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 4 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Windscreen washer not working | 4 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 3 |
| Headlamp switch faulty |1.7.1| | 3 |
| Brake hose excessively deteriorated | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Brake pipe excessively corroded | 3 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front Headlamp adversely affected by the operation of another lamp |1.7.5c| | 3 |
| Offside Headlamp insecure |1.7.3| | 3 |
| Exhaust engine idle speed too high |7.3.A.2a| | 3 |
| Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Front brake application uneven | 3 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 3 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 3 |
| Offside Front front brake binding |3.7.B.1| | 3 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 3 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 2 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Headlamp not in good working order |not working| |1.2.4a| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Rear brake binding | 2 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Nearside Front Wheel insecure |4.2.A.1c| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Brake pipe inadequately supported |3.6.B.1| | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Windscreen wiper not working |3.4 |a|| | 2 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 2 |
| Headlamp does not operate immediately when selected on main beam |1.7.4a| | 2 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Emissions not tested |7.0| | 2 |
| Steering column top bearing excessively worn |2.1.2c| | 2 |
| Offside Rear Braking system leaking |3.6.A.1| | 2 |
| Lower Steering column flexible coupling has excessive play |2.1.5| | 2 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Nearside Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 2 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Brake hose damaged | 2 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Parking brake: efficiency below requirements |3.7.D.4| | 2 |
| Stop lamp not working both |1.2.1b| | 2 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 2 |
| Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Front Headlamp not working on main beam |1.7.5a| | 2 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 2 |
| Nearside Rear Wheel insecure |4.2.A.1c| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Parking brake lever, pawl mechanism pivot|s| or their associated mountings locking device insecure |3.1.4b| | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Main beam `tell-tale` not working |1.7.4c| | 2 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |