| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 156 |
| Registration plate lamp issues | 61 |
| Registration plate issues | 44 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 38 |
| Windscreen wiper does not clear the windscreen effectively | 36 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 25 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 24 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Brake hose excessively deteriorated | 23 |
| Nearside Stop lamp not working |1.2.1b| | 13 |
| Offside Stop lamp not working |1.2.1b| | 13 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 13 |
| Offside Headlamp not working on main beam |1.7.5a| | 12 |
| Brakes imbalanced across an axle | 12 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 12 |
| Rear parking brake recording little or no effort | 11 |
| Nearside Headlamp not working on main beam |1.7.5a| | 11 |
| Offside Rear fog lamp not working |1.3.2b| | 10 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 10 |
| Horn not working |1.6.2a| | 8 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Brake hose has insufficient room to move | 8 |
| Emissions not tested |7.0| | 7 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Steering rack gaiter split |2.2.D.2d| | 7 |
| Steering system excessively tight |2.2.D.1| | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 6 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 6 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 6 |
| Windscreen has damage | 6 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 5 |
| Rear fog lamp tell tale not working |1.3.1b| | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 5 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 5 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 4 |
| Rear Rear fog lamp not working |1.3.2b| | 4 |
| Rear brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 4 |
| Power steering malfunctioning |2.3.3a| | 4 |
| Offside Rear Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 4 |
| Hazard warning switch faulty |1.4.B.1d| | 4 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Offside Front Upper Suspension arm corroded and seriously weakened |2.4.G.1| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Offside Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Rear fog lamp switch insecure |1.3.1a| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 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 |
| Rear brake disc excessively pitted |3.5.1h| | 3 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Steering rack gaiter insecure |2.2.D.2d| | 3 |
| Offside Front Steering rack gaiter insecure |2.2.D.2d| | 3 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 3 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Battery insecure |1.9.1| | 3 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 3 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 3 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Hazard warning switch insecure |1.4.B.1d| | 2 |
| Offside Obligatory mirror insecure |8.1.1| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Lower Front suspension locking device ineffective |2.5.A.4| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Fuel system component leaking |7.2.3| | 2 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Nearside Steering rack gaiter insecure |2.2.D.2d| | 2 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Front Upper Suspension arm corroded and seriously weakened |2.4.G.1| | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Dipswitch operation does not extinguish all main beam headlamps leaving at least one pair of dipped beam headlamps |1.7.4b| | 2 |
| Offside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Front brake disc excessively pitted |3.5.1h| | 2 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front Power steering pipe|s| or hose|s| leaking from a seal |2.3.3b| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Headlamp switch faulty |1.7.1| | 2 |
| Front Headlamp not working on main beam |1.7.5a| | 2 |
| Driver`s seat insecure |6.2.A.1| | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 2 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Headlamp not working on main beam |1.7.5a| | 2 |
| Windscreen washer not working | 2 |
| Steering locking device insecure |2.2.C.1g| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |