| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 124 |
| Brakes imbalanced across an axle | 55 |
| Horn not working |1.6.2a| | 39 |
| Windscreen wiper does not clear the windscreen effectively | 36 |
| Service brake: efficiency below requirements |3.7.B.7| | 35 |
| Offside Rear fog lamp not working |1.3.2b| | 32 |
| Parking brake: efficiency below requirements |3.7.B.7| | 30 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 28 |
| Rear fog lamp not working |1.3.2b| | 24 |
| Brake hose excessively deteriorated | 23 |
| Rear fog lamp tell tale not working |1.3.1b| | 20 |
| Rear parking brake recording little or no effort | 19 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Registration plate issues | 17 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 16 |
| Registration plate lamp issues | 15 |
| Parking brake lever has no reserve travel |3.1.6b| | 14 |
| Brake pipe excessively corroded | 14 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 12 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 11 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 10 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 10 |
| Rear brake application uneven | 9 |
| Nearside Stop lamp not working |1.2.1b| | 8 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 8 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 8 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 8 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Horn not working (7.7 (a) (ii)) | 7 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 7 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 7 |
| Front brake application uneven | 6 |
| Emissions not tested |7.0| | 6 |
| Rear brake binding | 6 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Windscreen washer not working | 5 |
| Battery insecure |1.9.1| | 5 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 5 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Rear Rear fog lamp not working |1.3.2b| | 5 |
| Brake pedal spongy |3.3.B.1b| | 5 |
| Offside Rear wheel cylinder leaking |3.6.A.1| | 5 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 5 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 4 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Rear wheel cylinder leaking |3.6.A.1| | 4 |
| Offside Rear brake drum contaminated by brake fluid |3.5.1h| | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Offside Rear fog lamp missing |1.3.2a| | 4 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 4 |
| Nearside Rear Braking system leaking |3.6.A.1| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Emissions not tested |7.3.A.1| | 3 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 3 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 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 Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front Steering locking device missing |2.2.C.1g| | 3 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Front Direction indicator not working |1.4.A.2c| | 3 |
| Steering column flexible coupling is excessively deteriorated |2.1.5| | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Rear Shock absorber has negligible damping effect |2.7.5| | 3 |
| Offside Rear Braking system leaking |3.6.A.1| | 3 |
| Windscreen has damage | 3 |
| Windscreen wiper blade insecure | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Hazard warning lamps inoperative |1.4.B.1b| | 3 |
| Horn not working (7.7 (a)) | 3 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Driver`s seat insecure |6.2.A.1| | 2 |
| Offside Rear brake drum contaminated by oil |3.5.1h| | 2 |
| Nearside Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Offside Rear Braking system leaking drum |3.6.A.1| | 2 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 2 |
| Offside Outer Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 2 |
| 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| | 2 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Rear fog lamp insecure |1.3.2a| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Offside Front Steering locking device missing |2.2.C.1g| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Rear Statutory seat belt missing |5.1.1| | 2 |
| Nearside Side repeater missing |1.4.A.2b| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Nearside Rear brake drum contaminated by brake fluid |3.5.1h| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Braking system leaking |3.6.A.1| | 2 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front Steering system has a road wheel fouling a part of the vehicle |2.2.D.2a| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Headlamp aim beam image kick up to the offside |1.6.B1| | 2 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 2 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Offside Rear Rear fog lamp obviously incorrectly positioned |1.3.2a| | 2 |
| Offside Fuel system component insecure |7.2.1| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 2 |
| Nearside Front Upper Suspension component ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Offside Rear Lower Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Rear Lower Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Rear Oil leaking excessively from engine (8.4.1 (a) (i)) | 2 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 2 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| rear brakes release unevenly |3.7.B.4| | 2 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 2 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 2 |
| Offside Front Shock absorber has an excessively worn bush lower bush |2.7.4| | 2 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |