| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 18 |
| Registration plate issues | 6 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 4 |
| Registration plate lamp issues | 4 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Nearside Side repeater missing |1.4.A.2b| | 3 |
| Offside Side repeater missing |1.4.A.2b| | 3 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Rear parking brake recording little or no effort | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Emissions not tested |7.0| | 2 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 2 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 2 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Rear Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Central Brake pedal anti-slip provision missing |1.1.2 |c|| | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Rear fog lamp switch inoperative (4.5.3 (a)) | 1 |
| Fuel system component leaking excessively or a risk of fire (Fuel filter) (6.1.3 (b) (ii)) | 1 |
| Emissions not tested (Due to fuel leak) (8.2.1.2 (d)) | 1 |
| Brake performance not tested (Due to fuel leak) (1.2.1 (g)) | 1 |
| Windscreen has damage | 1 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 1 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Offside Direction indicator not working |1.4.A.2c| | 1 |
| Hazard warning lamps operated by more than one switch |1.4.B.1c| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Hazard warning lamps inoperative all |1.4.B.1b| | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Horn not working |1.6.2a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Front Brake pipe twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| All direction indicators incorrect colour (4.4.3 (a)) | 1 |