| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Registration plate issues | 4 |
| Registration plate lamp issues | 4 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Emissions not tested |7.0| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Brakes imbalanced across an axle | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Offside Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Inner front brake recording little or no effort |3.7.B.5a| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front brake application uneven | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Stop lamp not working BOTH REAR |1.2.1b| | 1 |
| Brake clevis joint locking device insecure |3.5.1l| | 1 |
| Fuel hose leaking |7.2.3| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Centre Brake pipe excessively damaged |3.6.B.2c| | 1 |
| Rear brake binding | 1 |
| Offside Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Offside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Direction indicator excessively damaged so that it is not visible from a reasonable distance |1.4.A.2e| | 1 |
| Steering system excessively tight |2.2.D.1| | 1 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Front Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Brake hose has insufficient room to move | 1 |
| Nearside Rear Shock absorber insecure |2.7.2b| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Steering lock stop incorrectly adjusted |2.2.D.2c| | 1 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Front Steering locking device insecure |2.2.C.1g| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams headlamps wired incorrectly, main and dip beam work on alternate headlamps |1.7.4b| | 1 |
| Dipswitch operation does not extinguish all main beam headlamps leaving at least one pair of dipped beam headlamps switch faulty |1.7.4b| | 1 |
| Horn not working |1.6.2a| | 1 |
| Emissions not tested Readings high and off the scale |7.3.A.1| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |