| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 111 |
| Service brake: efficiency below requirements |3.7.B.7| | 59 |
| Windscreen wiper does not clear the windscreen effectively | 56 |
| Registration plate issues | 50 |
| Brakes imbalanced across an axle | 40 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 40 |
| Registration plate lamp issues | 32 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 29 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 27 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 25 |
| Parking brake: efficiency below requirements |3.7.B.7| | 21 |
| Rear parking brake recording little or no effort | 20 |
| Rear brake binding | 19 |
| Stop lamp remains on when the brakes are released | 19 |
| Nearside Stop lamp not working |1.2.1b| | 18 |
| Windscreen washer not working | 17 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 16 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 14 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 13 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 13 |
| Nearside Headlamp not working on main beam |1.7.5a| | 13 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Offside Stop lamp not working |1.2.1b| | 12 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 11 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 10 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Horn not working |1.6.2a| | 10 |
| Offside front brake binding |3.7.B.1| | 10 |
| Nearside front brake binding |3.7.B.1| | 10 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Parking brake lever releases when knocked |3.1.6a| | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 8 |
| Offside Headlamp not working on main beam |1.7.5a| | 7 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 7 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Parking brake lever ratchet mechanism is excessively worn |3.1.5| | 7 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 7 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 7 |
| Battery insecure |1.9.1| | 6 |
| Braking system leaking |3.6.A.1| | 6 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 6 |
| Direction indicators not working |1.4.A.2c| | 6 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Brake pipe excessively corroded | 6 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 6 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 6 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 5 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 5 |
| Stop lamp not working |1.2.1b| | 5 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 5 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 5 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Front front brake binding |3.7.B.1| | 5 |
| Front brake application uneven | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 5 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 5 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 4 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 4 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 4 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 4 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Fuel tank leaking |7.2.3| | 4 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 4 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 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 wheel bearing rough when rotated |2.6.1| | 4 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 4 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Front Direction indicator not working |1.4.A.2c| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 3 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Front brake excessively fluctuating | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 3 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 3 |
| Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 3 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 3 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| rear brake recording little or no effort |3.7.B.5a| | 3 |
| Rear Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Emissions not tested |7.0| | 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 Steering pivot point has excessive play |2.2.B.1g| | 3 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 2 |
| Nearside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 2 |
| Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Front Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Main beam `tell-tale` not working |1.7.4c| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Hazard warning lamps inoperative |1.4.B.1b| | 2 |
| Brake pedal spongy |3.3.B.1b| | 2 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 2 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Rear brake application uneven | 2 |
| Indicator tell tale inoperative |1.4.A.2a| | 2 |
| Nearside Front Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Headlamp aim not tested |1.8.A.1c| | 2 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Exhaust engine idle speed too high |7.3.A.2a| | 2 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 2 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 2 |
| Oil leaking excessively from engine |8.4.1 |a| |i|| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 2 |
| Prop shaft bearing excessively worn (6.1.7 (b) (i)) | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Stop lamp(s) remains on when the brakes are released (4.3.2 (a) (iii)) | 2 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Direction indicators not working |1.4.A.2c| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Front Upper Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front coil spring incomplete |2.4.C.1a| | 2 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Windscreen wiper blade insecure | 2 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Front Anti-roll bar attachment bracket/mounting corroded and its strength is seriously reduced |2.4.G.1| | 2 |
| Nearside Rear Coil spring not correctly located |2.4.C.2| | 2 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 2 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Brake master cylinder leaking |1.1.10 |b| |ii|| | 2 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |