| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Registration plate lamp issues | 10 |
| Horn not working |1.6.2a| | 6 |
| Windscreen wiper does not clear the windscreen effectively | 5 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Brake pipe excessively corroded | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Windscreen has damage | 2 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| Stop lamp excessively deteriorated so that it is not visible from a reasonable distance both too dim /wrong rating bulbs |1.2.1d| | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Body has a sharp edge caused by damage light cluster |6.1.C.1| | 1 |
| Fuel tank insecure |7.2.1| | 1 |
| Nearside Outer Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings centre sill |6.1.B.2| | 1 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front All position lamps not working |1.1.A.3b| | 1 |
| Offside Stop lamp excessively deteriorated so that it is not visible from a reasonable distance wrong bulb fitted |1.2.1d| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front position lamp(s) not working (1.1.A.3b) | 1 |
| Nearside Rear Stop lamp not working (1.2.1b) | 1 |
| Offside Rear Stop lamp not working (1.2.1b) | 1 |
| Offside Headlamp not working on dipped beam (1.7.5a) | 1 |
| Offside front brake binding (3.7.B.1) | 1 |
| Fuel system component leaking back of engine (7.2.3) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Nearside Front position lamp(s) not working (1.1.A.3b) | 1 |
| Rear Brake load sensing valve seized and ABS not fitted or inoperative (1.1.17 (c) (ii)) | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Coil spring mounting corroded and seriously weakened (5.3.1 (b) (i)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Fuel cap/sealing device missing |7.2.4a| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Nearside Front coil spring broken |2.4.C.1a| | 1 |
| Offside Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Rear Brake pipe seriously damaged |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Brakes imbalanced across an axle | 1 |
| Battery insecure |1.9.1| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Direction indicators have less than 50% of the light sources illuminating |1.4.A.2c| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |