| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 321 |
| Headlamp aim out of alignment | 158 |
| Registration plate lamp issues | 107 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 92 |
| Windscreen wiper does not clear the windscreen effectively | 87 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 76 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 67 |
| Service brake: efficiency below requirements |3.7.B.7| | 67 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 66 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 61 |
| Anti-lock braking system warning lamp indicates an ABS fault | 55 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 53 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 42 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 42 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 37 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 37 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 36 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 36 |
| Battery insecure |1.9.1| | 34 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 30 |
| Offside Stop lamp not working |1.2.1b| | 30 |
| Registration plate issues | 30 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 30 |
| Nearside Stop lamp not working |1.2.1b| | 28 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 28 |
| Nearside Side repeater not working |1.4.A.2c| | 25 |
| Offside Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 25 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 23 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 23 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 23 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 22 |
| Service brake: efficiency below requirements |3.7.C.1a| | 21 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 20 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 19 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 18 |
| Offside Rear fog lamp not working |1.3.2b| | 18 |
| Nearside Headlamp not working on main beam |1.7.5a| | 18 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 18 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 17 |
| Power steering component|s| leaking |2.3.3b| | 17 |
| Parking brake: efficiency below requirements |3.7.B.7| | 17 |
| Windscreen has damage | 17 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 16 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 15 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 15 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 14 |
| Emissions not tested |7.0| | 14 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 14 |
| Offside Headlamp insecure |1.7.3| | 13 |
| Offside Headlamp not working on main beam |1.7.5a| | 13 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 13 |
| Offside Side repeater not working |1.4.A.2c| | 13 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 12 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 12 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 12 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Offside Rear Stop lamp not working |1.2.1b| | 12 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Rear Exhaust system not adequately supported |7.1.1| | 11 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 10 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 10 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 10 |
| Nearside Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 9 |
| Fuel system component insecure |7.2.1| | 9 |
| Shock absorber has an excessively worn bush |2.7.4| | 9 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 9 |
| Brake pedal spongy |3.3.B.1b| | 9 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 9 |
| Brake hose excessively deteriorated | 9 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 8 |
| Centre Exhaust system not adequately supported |7.1.1| | 8 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Nearside Rear brake disc contaminated by oil |3.5.1h| | 8 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 8 |
| Rear brake disc in such a condition that it is seriously weakened | 8 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 8 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Rear fog lamp tell tale not working |1.3.1b| | 8 |
| Rear fog lamp not working |1.3.2b| | 8 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 8 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Nearside Headlamp insecure |1.7.3| | 7 |
| Offside Rear Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Offside Front Direction indicator not working |1.4.A.2c| | 6 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 6 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Rear Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Brakes imbalanced across an axle | 6 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 6 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Brake performance not tested |3.7.A.1| | 6 |
| Exhaust system not adequately supported |7.1.1| | 6 |
| Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 6 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Inner Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 5 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Rear brake disc excessively pitted |3.5.1h| | 5 |
| Offside Front Axle swivel joint has excessive play |2.5.A.3b| | 5 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 5 |
| Nearside Rear Shock absorber insecure |2.7.2b| | 5 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 5 |
| Nearside Rear Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 5 |
| Power steering component|s| leaking from a failed seal |2.3.3b| | 5 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 5 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Nearside Inner Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Offside Front Panhard rod has excessive play in a pin/bush |2.4.G.2| | 5 |
| Offside Rear Upper Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Nearside Rear Brake pipe inadequately clipped |3.6.B.1| | 4 |
| Offside Side repeater insecure |1.4.A.2b| | 4 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Front Headlamp insecure |1.7.3| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Rear fog lamp switch faulty |1.3.1a| | 4 |
| Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Steering box has a significant oil leak |2.2.D.2e| | 4 |
| Fuel cap/sealing device missing |7.2.4a| | 4 |
| Offside Front Brake hose leaking |3.6.A.1| | 4 |
| Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Service brake juddering severely |3.7.C.2| | 4 |
| Nearside Front brake disc contaminated by oil |3.5.1h| | 4 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 4 |
| Nearside Rear Lower Direction indicator not working |1.4.A.2c| | 4 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Fuel system component leaking |7.2.3| | 3 |
| Nearside Front Side repeater not working |1.4.A.2c| | 3 |
| Offside Inner Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 3 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Nearside Rear Upper Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Offside Front Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 3 |
| Offside Rear Brake pipe inadequately clipped |3.6.B.1| | 3 |
| Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Bonnet cannot be secured in the closed position |8.4.1| | 3 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Anti-lock braking system warning lamp sequence is incorrect |3.4.1d| | 3 |
| Offside Lower Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Brake pipe inadequately clipped |3.6.B.1| | 3 |
| Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Nearside Rear Brake pipe inadequately supported |3.6.B.1| | 3 |
| Offside Front brake disc contaminated by oil |3.5.1h| | 3 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 3 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 3 |
| Rear Exhaust has a part missing |7.1.1a| | 3 |
| Offside Rear passenger seat cannot be secured in the upright position. |6.2.3| | 3 |
| Nearside Inner Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Centre Rear Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Front Braking system leaking |3.6.A.1| | 3 |
| Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Centre Rear Statutory seat belt missing |5.1.1| | 3 |
| Rear brake application uneven | 3 |
| Offside Rear Lower Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear Shock absorber insecure |2.7.2b| | 3 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 3 |
| Offside Front Headlamp insecure |1.7.3| | 3 |
| Nearside Front Power steering pipe|s| or hose|s| leaking |2.3.3b| | 3 |
| Offside Rear Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 3 |
| Nearside Front brake disc excessively scored |3.5.1h| | 3 |
| Offside Lower Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside Lower Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 3 |
| Offside Inner Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 3 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 3 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 3 |