| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 193 |
| Parking brake: efficiency below requirements |3.7.B.7| | 166 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 119 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 109 |
| Rear parking brake recording little or no effort | 97 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 92 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 88 |
| Registration plate issues | 82 |
| Windscreen wiper does not clear the windscreen effectively | 69 |
| Registration plate lamp issues | 67 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 43 |
| Emissions not tested |7.0| | 30 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 21 |
| Nearside Stop lamp not working |1.2.1b| | 21 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 20 |
| Brake hose excessively deteriorated | 18 |
| Windscreen washer not working | 16 |
| Horn not working |1.6.2a| | 14 |
| Parking brake lever has no reserve travel |3.1.6b| | 14 |
| Offside Stop lamp not working |1.2.1b| | 13 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 13 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 13 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Brakes imbalanced across an axle | 11 |
| Rear fog lamp not working |1.3.2b| | 11 |
| Nearside Headlamp not working on main beam |1.7.5a| | 11 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 10 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 9 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 9 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 9 |
| Offside Headlamp not working on main beam |1.7.5a| | 9 |
| Hazard warning switch missing |1.4.B.1d| | 8 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 8 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 8 |
| Bonnet cannot be secured in the closed position |8.4.1| | 8 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 8 |
| Rear fog lamp tell tale not working |1.3.1b| | 7 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 6 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Front brake disc in such a condition that it is seriously weakened | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Emissions not tested (8.2.1.2 (d)) | 5 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 5 |
| Rear Anti-roll bar missing |2.4.G.1| | 5 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Hazard warning switch faulty |1.4.B.1d| | 5 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 5 |
| Nearside Rear Anti-roll bar attachment bracket/mounting fractured |2.4.G.1| | 5 |
| Offside Rear Anti-roll bar attachment bracket/mounting fractured |2.4.G.1| | 5 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 5 |
| Brake hose has insufficient room to move | 5 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Emissions not tested |7.3.A.1| | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 5 |
| Offside Front Steering rack gaiter insecure |2.2.D.2d| | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 4 |
| Steering system excessively rough |2.2.D.1| | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Power steering component|s| leaking |2.3.3b| | 4 |
| Windscreen wiper blade insecure | 4 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Nearside Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 4 |
| Rear Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Rear Anti-roll bar attachment bracket/mounting cracked |2.4.G.1| | 4 |
| Nearside Rear Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 4 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 4 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Windscreen wiper not working |3.4 |a|| | 4 |
| Rear fog lamp switch missing |1.3.1a| | 3 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Nearside Steering rack gaiter insecure |2.2.D.2d| | 3 |
| Nearside Front Steering rack gaiter insecure |2.2.D.2d| | 3 |
| Exhaust catalytic converter missing where one was fitted as standard (8.2.1.1 (a)) | 3 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 3 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Windscreen wiper not working (3.4 (a)) | 3 |
| Headlamp switch faulty |1.7.1| | 3 |
| Offside Rear Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 3 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 3 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 3 |
| Power steering inoperative |2.3.3a| | 3 |
| Rear brake binding | 3 |
| Battery insecure |1.9.1| | 3 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Nearside Front Steering rack insecure |2.2.B.1a| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 3 |
| Brake hose damaged | 3 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Headlamp not working on dipped beam |1.7.5a| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |