| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 109 |
| Windscreen wiper does not clear the windscreen effectively | 61 |
| Brake pipe excessively corroded | 60 |
| Registration plate issues | 34 |
| Brake hose excessively deteriorated | 21 |
| Registration plate lamp issues | 18 |
| Anti-lock braking system warning lamp indicates an ABS fault | 15 |
| Exhaust emissions carbon monoxide content excessive (7.3.B.1a) | 15 |
| Direction indicators not working (1.4.A.2c) | 10 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Stop lamp not working (1.2.1b) | 8 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Horn not working (1.6.2a) | 8 |
| Nearside Stop lamp not working (1.2.1b) | 7 |
| Nearside Front position lamp(s) not working (1.1.A.3b) | 7 |
| Hazard warning lamps inoperative (1.4.B.1b) | 6 |
| Rear fog lamp tell tale not working (1.3.1b) | 6 |
| Rear brake binding | 6 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 6 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 6 |
| Windscreen wiper not working (3.4 (a)) | 6 |
| Rear fog lamp not working (1.3.2b) | 5 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 5 |
| Drivers seat fore and aft adjustment mechanism not functioning as intended. (6.2.5 (b) (i)) | 5 |
| Nearside Front Direction indicator incorrect colour (1.4.A.2f) | 5 |
| Offside Front Direction indicator incorrect colour (1.4.A.2f) | 5 |
| Nearside Headlamp not working on dipped beam (1.7.5a) | 5 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Front Windscreen wiper not operating automatically when switched on (8.2.1b) | 5 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 5 |
| Offside Side repeater incorrect colour (1.4.A.2f) | 5 |
| Offside Front position lamp(s) not working (1.1.A.3b) | 5 |
| Parking brake lever has no reserve travel (3.1.6b) | 4 |
| Offside Rear position lamp(s) not working (1.1.A.3b) | 4 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Headlamp not working on dipped beam (1.7.5a) | 4 |
| Offside Front coil spring fractured (2.4.C.1a) | 4 |
| Nearside Front coil spring fractured (2.4.C.1a) | 4 |
| Hazard warning lamps not flashing in phase, with ignition off (1.4.B.1f) | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| All direction indicators not working (4.4.1 (a) (ii)) | 3 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Exhaust emissions hydrocarbon content excessive (7.3.B.1b) | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front coil spring incomplete (2.4.C.1a) | 3 |
| Nearside Headlamp aim beam image obviously incorrect (1.8.A.1b) | 3 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Centre Exhaust has a major leak of exhaust gases (7.1.2) | 3 |
| Nearside Front coil spring broken (2.4.C.1a) | 3 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 3 |
| Rear Exhaust has a major leak of exhaust gases (7.1.2) | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a) | 3 |
| Centre Exhaust system not adequately supported (7.1.1) | 3 |
| Nearside Rear position lamp(s) not working (1.1.A.3b) | 3 |
| Windscreen has damage | 3 |
| Nearside Side repeater incorrect colour (1.4.A.2f) | 3 |
| Offside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 3 |
| Front Windscreen wiper blade deteriorated (8.2.2) | 3 |
| Bonnet cannot be secured in the closed position (8.4.1) | 3 |
| Fuel system component leaking (7.2.3) | 3 |
| Parking brake: efficiency below requirements (3.7.B.7) | 3 |
| Power steering component(s) leaking (2.3.3b) | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Offside Front Side repeater incorrect colour (1.4.A.2f) | 3 |
| Windscreen washer not working | 3 |
| Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f) | 3 |
| Offside Rear fog lamp not working (1.3.2b) | 3 |
| Position lamp switch faulty (1.1.A.1) | 2 |
| Nearside Side repeater not working (1.4.A.2c) | 2 |
| Offside Front Shock absorber has an excessively worn bush (2.7.4) | 2 |
| Offside Front Ball joint has excessive play (2.2.B.1f) | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Rear Brake pipe leaking (3.6.A.1) | 2 |
| Power steering pipe(s) or hose(s) leaking (2.3.3b) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement (2.4.G.2) | 2 |
| Offside Track rod end ball joint has excessive play (2.2.B.1f) | 2 |
| Offside Headlamp aim beam image obviously incorrect (1.8.A.1b) | 2 |
| Nearside Rear Seat belt locking mechanism does not secure or release (5.2.5a) | 2 |
| Exhaust has a major leak of exhaust gases (7.1.2) | 2 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone A (8.3.1e) | 2 |
| Rear Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Nearside Front Body has a sharp edge caused by corrosion (6.1.C.1) | 2 |
| Parking brake lever defective so that it cannot be satisfactorily operated (3.1.3c) | 2 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Supplementary Restraint System warning lamp indicates a fault (5.4.2) | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 2 |
| Service brake: efficiency below requirements (3.7.B.7) | 2 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Fuel system component leaking (6.1.3 (b) (i)) | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Nearside Rear Stop lamp not working (1.2.1b) | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Rear Seat belt locking mechanism does not secure or release (5.2.5a) | 2 |
| Offside Rear Rear position lamp(s) excessively deteriorated so that it is not visible from a reasonable distance (1.1.A.3d) | 2 |
| Offside Rear Stop lamp not working (1.2.1b) | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Front Inner Drag link end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Offside Front coil spring broken (2.4.C.1a) | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Nearside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (2.7.3) | 2 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 2 |
| Brake performance not tested (3.7.A.1) | 2 |
| Offside Front Macpherson strut has excessive movement at the upper attachment (2.5.A.1c) | 2 |
| Offside Front Wheel bolt(s) missing (4.2.A.1e) | 2 |
| Offside Rear Wheel bolt(s) missing (4.2.A.1e) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Offside Side repeater not working (1.4.A.2c) | 2 |
| Hazard warning switch faulty (1.4.B.1d) | 2 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Rear Rear fog lamp not working (1.3.2b) | 2 |
| Nearside Front Front position lamp(s) not working (1.1.A.3b) | 2 |
| Rear Exhaust system not adequately supported (7.1.1) | 2 |
| Brakes imbalanced across an axle | 2 |
| Nearside Front Side repeater incorrect colour (1.4.A.2f) | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a) | 2 |
| Offside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3) | 2 |
| Drivers seat fore and aft adjustment mechanism not functioning as intended. (6.2.A.3) | 2 |