| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 594 |
| Brake pipe excessively corroded | 364 |
| Windscreen wiper does not clear the windscreen effectively | 349 |
| Registration plate lamp issues | 298 |
| Parking brake: efficiency below requirements |3.7.B.7| | 142 |
| Registration plate issues | 132 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 121 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 104 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 101 |
| Brake hose excessively deteriorated | 97 |
| Rear parking brake recording little or no effort | 81 |
| Rear brake binding | 81 |
| Brakes imbalanced across an axle | 67 |
| Nearside Stop lamp not working |1.2.1b| | 62 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 49 |
| Offside Stop lamp not working |1.2.1b| | 49 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 49 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 43 |
| Parking brake lever has no reserve travel |3.1.6b| | 42 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 42 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 41 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 40 |
| Offside Rear coil spring broken |2.4.C.1a| | 39 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 37 |
| Nearside Rear coil spring broken |2.4.C.1a| | 37 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 35 |
| Offside Rear coil spring fractured |2.4.C.1a| | 33 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 32 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 31 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 31 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 27 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 26 |
| Windscreen has damage | 25 |
| Service brake: efficiency below requirements |3.7.B.7| | 24 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 24 |
| Battery insecure |1.9.1| | 24 |
| Nearside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 24 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 23 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 23 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 22 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 21 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 21 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 20 |
| Offside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Offside Front coil spring broken |2.4.C.1a| | 19 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Nearside Rear Stop lamp not working |1.2.1b| | 19 |
| Anti-lock braking system warning lamp indicates an ABS fault | 19 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 18 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 18 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 17 |
| Offside Rear fog lamp not working |1.3.2b| | 17 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Windscreen wiper blade insecure | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 16 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 16 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Offside Front coil spring fractured |2.4.C.1a| | 15 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 15 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 14 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 13 |
| Emissions not tested |7.0| | 13 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 13 |
| Front brake application uneven | 11 |
| Nearside Side repeater not working |1.4.A.2c| | 11 |
| Front brake disc in such a condition that it is seriously weakened | 10 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 10 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 10 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 10 |
| Offside Side repeater not working |1.4.A.2c| | 9 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 9 |
| Offside Front Position lamp not working |4.2.1 |a|| | 9 |
| Offside Rear Stop lamp not working |1.2.1b| | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 8 |
| Nearside Front coil spring broken |2.4.C.1a| | 8 |
| Power steering component|s| leaking |2.3.3b| | 8 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 8 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 8 |
| Front position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 8 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Brake hose damaged | 8 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 8 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 8 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |