| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 125 |
| Exhaust emissions carbon monoxide content excessive (7.3.B.1a) | 34 |
| Windscreen wiper does not clear the windscreen effectively | 32 |
| Registration plate lamp issues | 27 |
| Anti-lock braking system warning lamp indicates an ABS fault | 26 |
| Brake pipe excessively corroded | 25 |
| Rear brake binding | 17 |
| Brakes imbalanced across an axle | 16 |
| Hazard warning switch faulty (1.4.B.1d) | 16 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 14 |
| Brake hose excessively deteriorated | 13 |
| Offside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3) | 11 |
| Registration plate issues | 10 |
| Parking brake: efficiency below requirements (3.7.B.7) | 8 |
| Service brake: efficiency below requirements (3.7.B.7) | 8 |
| Windscreen washer not working | 7 |
| Rear Exhaust has a major leak of exhaust gases (7.1.2) | 7 |
| Offside front brake binding (3.7.B.1) | 6 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Nearside Front front brake binding (3.7.B.1) | 5 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Exhaust emissions hydrocarbon content excessive (7.3.B.1b) | 5 |
| Nearside front brake binding (3.7.B.1) | 5 |
| Rear Exhaust system not adequately supported (7.1.1) | 5 |
| Rear parking brake recording little or no effort | 4 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 4 |
| Exhaust emits excessive dense blue smoke during acceleration (7.3.A.2c) | 4 |
| Rear fog lamp not working (1.3.2b) | 4 |
| Horn not working (1.6.2a) | 4 |
| Nearside Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f) | 4 |
| Power steering component(s) leaking (2.3.3b) | 4 |
| Offside Front position lamp(s) not working (1.1.A.3b) | 4 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f) | 4 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Front Exhaust has a major leak of exhaust gases (7.1.2) | 4 |
| Offside Stop lamp not working (1.2.1b) | 4 |
| Nearside Stop lamp not working (1.2.1b) | 4 |
| Nearside Front Direction indicator not working (1.4.A.2c) | 4 |
| Offside Rear fog lamp not working (1.3.2b) | 4 |
| Nearside Rear Stop lamp not working (1.2.1b) | 4 |
| Offside Rear Stop lamp not working (1.2.1b) | 4 |
| Nearside Headlamp not working on dipped beam (1.7.5a) | 4 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Rear Subframe mounting prescribed area is excessively corroded (2.4.A.3) | 3 |
| Offside Windscreen wiper blade deteriorated (8.2.2) | 3 |
| Parking brake lever has no reserve travel (3.1.6b) | 3 |
| Exhaust has a major leak of exhaust gases (7.1.2) | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Battery insecure (1.9.1) | 3 |
| Offside Headlamp not working on main beam (1.7.5a) | 3 |
| Front brake application uneven | 3 |
| Direction indicators not working (1.4.A.2c) | 3 |
| All direction indicators not working (4.4.1 (a) (ii)) | 3 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 3 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 3 |
| 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) | 3 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings (6.1.B.2) | 3 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3) | 3 |
| Rear fog lamp tell tale not working (1.3.1b) | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Centre Exhaust has a major leak of exhaust gases (7.1.2) | 3 |
| Offside rear brake recording little or no effort (3.7.B.5a) | 2 |
| Nearside Headlamp aim beam image obviously incorrect (1.8.A.1b) | 2 |
| Nearside Rear Brake hose bulging under pressure (3.6.B.3) | 2 |
| Fuel system component leaking (7.2.3) | 2 |
| Anti-lock braking system warning lamp does not illuminate (3.4.1b) | 2 |
| Offside Front Subframe mounting prescribed area is excessively corroded (2.4.A.3) | 2 |
| Windscreen wiper not working (3.4 (a)) | 2 |
| Offside Front Seat belt anchorage prescribed area strength or continuity significantly reduced floor (7.1.1 (a) (i)) | 2 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded (2.4.A.3) | 2 |
| Offside Headlamp not working on dipped beam (1.7.5a) | 2 |
| Nearside Rear Body has a sharp edge caused by corrosion (6.1.C.1) | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Indicator tell tale inoperative (1.4.A.2a) | 2 |
| Nearside Headlamp not working on main beam (1.7.5a) | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Hazard warning tell tale not working correctly (1.4.B.1e) | 2 |
| Hazard warning lamps not flashing in phase, with ignition off (1.4.B.1f) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Front front brake binding (3.7.B.1) | 2 |
| Exhaust system not adequately supported (7.1.1) | 2 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded (5.2.6) | 2 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a) | 2 |
| Nearside Hazard warning lamps not flashing in phase, with ignition off (1.4.B.1f) | 2 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 2 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering (6.1.A.1) | 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 Rear fog lamp not working |1.3.2b| | 2 |
| Offside Rear Rear position lamp(s) excessively deteriorated so that it is not visible from a reasonable distance (1.1.A.3d) | 2 |
| Nearside Front Front position lamp(s) not working (1.1.A.3b) | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Rear Rear position lamp(s) not working (1.1.A.3b) | 2 |
| Nearside Front Headlamp not working on dipped beam (1.7.5a) | 2 |
| Offside Front Wheel bolt(s) missing (4.2.A.1e) | 2 |
| Nearside Front Steering component mounting prescribed area is excessively corroded (2.2.C.1h) | 2 |
| Nearside Front Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front coil spring fractured (2.4.C.1a) | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3) | 2 |
| Brake hose has insufficient room to move | 2 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings (6.1.B.2) | 2 |
| Drivers seat fore and aft adjustment mechanism not functioning as intended. (6.2.A.3) | 2 |
| Nearside Front Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 2 |
| Power steering pipe(s) or hose(s) leaking (2.3.3b) | 2 |
| Offside Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a) | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |