| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 97 |
| Parking brake: efficiency below requirements |3.7.B.7| | 79 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 68 |
| Rear parking brake recording little or no effort | 67 |
| Windscreen wiper does not clear the windscreen effectively | 61 |
| Registration plate lamp issues | 54 |
| Rear brake binding | 45 |
| Nearside Stop lamp not working |1.2.1b| | 37 |
| Brakes imbalanced across an axle | 33 |
| Offside Stop lamp not working |1.2.1b| | 30 |
| Rear brake application uneven | 26 |
| Brake pipe excessively corroded | 24 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 24 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 22 |
| Horn not working |1.6.2a| | 22 |
| Offside Steering rack gaiter split |2.2.D.2d| | 21 |
| Registration plate issues | 19 |
| Brake hose excessively deteriorated | 19 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 18 |
| Power steering component|s| leaking |2.3.3b| | 16 |
| Parking brake lever has no reserve travel |3.1.6b| | 15 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 14 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 12 |
| Service brake: efficiency below requirements |3.7.B.7| | 12 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Nearside Exhaust system not adequately supported |7.1.1| | 11 |
| Nearside Rear Stop lamp not working |1.2.1b| | 11 |
| Offside Rear Stop lamp not working |1.2.1b| | 11 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 11 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 11 |
| Nearside Headlamp not working on main beam |1.7.5a| | 11 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Exhaust system not adequately supported |7.1.1| | 10 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Hazard warning switch faulty |1.4.B.1d| | 10 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 10 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 10 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Direction indicators not working |1.4.A.2c| | 9 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Stop lamp not working |1.2.1b| | 9 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 9 |
| Exhaust mounting missing |7.1.1b| | 9 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Offside Headlamp not working on main beam |1.7.5a| | 9 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Nearside Exhaust mounting missing |7.1.1b| | 9 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 9 |
| Indicator switch insecure |1.4.A.1| | 8 |
| Offside Exhaust mounting missing |7.1.1b| | 8 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 8 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Offside Rear Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 8 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 7 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 7 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 7 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Offside Front Direction indicator not working |1.4.A.2c| | 7 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 7 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 7 |
| Offside Exhaust system not adequately supported |7.1.1| | 7 |
| Offside Rear passenger seat cannot be secured in the upright position. |6.2.3| | 6 |
| Emissions not tested |7.0| | 6 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 6 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 6 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 6 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Centre Exhaust mounting missing |7.1.1b| | 6 |
| Hazard warning lamps inoperative |1.4.B.1b| | 6 |
| Nearside Rear passenger seat cannot be secured in the upright position. |6.2.3| | 5 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Brake performance not tested |3.7.A.1| | 5 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 5 |
| Offside Obligatory mirror insecure |8.1.1| | 5 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 5 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 5 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 5 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Windscreen washer not working | 5 |
| Rear Fuel pipe leaking |7.2.3| | 4 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 4 |
| Front brake application uneven | 4 |
| Nearside Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 4 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Driver`s seat insecure |6.2.A.1| | 4 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| 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| | 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 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 4 |
| Nearside Power steering component|s| leaking |2.3.3b| | 4 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 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 Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 4 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 4 |
| Nearside Rear Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 4 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 4 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 4 |
| Battery insecure |1.9.1| | 4 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 4 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 4 |
| Brake hose has insufficient room to move | 3 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3) | 3 |
| Parking brake: efficiency below requirements (3.7.B.7) | 3 |
| Nearside Rear Braking system leaking |3.6.A.1| | 3 |
| Offside Rear Front position lamp|s| not working |1.1.A.3b| | 3 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 3 |
| Offside Front Brake pipe fouled by moving parts |3.6.B.2a| | 3 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Front brake disc excessively pitted |3.5.1h| | 3 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 3 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Centre Exhaust system not adequately supported |7.1.1| | 3 |
| Fuel hose leaking |7.2.3| | 3 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 3 |
| Offside Rear wheel cylinder leaking |3.6.A.1| | 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 Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Rear Brake hose bulging under pressure |3.6.B.3| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| rear brakes release unevenly |3.7.B.4| | 3 |
| Nearside Front Brake pipe kinked |3.6.B.2b| | 3 |
| Offside Direction indicator not working |1.4.A.2c| | 3 |
| Windscreen wiper blade insecure | 3 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 3 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 3 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 3 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| All position lamps not working |1.1.A.3b| | 3 |
| Steering column top bearing excessively worn |2.1.2c| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3) | 2 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Front Braking system leaking |3.6.A.1| | 2 |
| Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Braking system leaking |3.6.A.1| | 2 |
| Nearside Front Brake pipe fouled by moving parts |3.6.B.2a| | 2 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Offside Front Obligatory mirror insecure |8.1.1| | 2 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Fuel pipe leaking |7.2.3| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Offside Front Steering rack gaiter insecure |2.2.D.2d| | 2 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 2 |
| Nearside Rear Brake pipe inadequately supported |3.6.B.1| | 2 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Indicator switch faulty |1.4.A.1| | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 2 |
| Position lamp switch insecure |1.1.A.1| | 2 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 2 |
| Nearside 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 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Front brake disc excessively pitted |3.5.1h| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 2 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 2 |
| Offside Front Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 2 |
| An item not tested |Manual| | 2 |
| Direction indicators not in good working order |function impaired| |1.5.A1b| | 2 |
| Power steering component|s| leaking steering rack |2.3.3b| | 2 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 2 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 2 |
| Steering wheel weakened by fractures |2.1.1| | 2 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 2 |
| Exhaust engine idle speed too high |7.3.A.2a| | 2 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 2 |
| Windscreen wiper not working |3.4 |a|| | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Headlamp switch faulty |1.7.1| | 2 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Offside Front Power steering component|s| leaking |2.3.3b| | 2 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 2 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 2 |