| Most common failures | No# failures |
|---|
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 18 |
| Headlamp aim out of alignment | 17 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 12 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 11 |
| Registration plate lamp issues | 10 |
| Brake pipe excessively corroded | 7 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 7 |
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Brakes imbalanced across an axle | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 4 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Front brake application uneven | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 2 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Rear brake binding | 2 |
| Rear parking brake recording little or no effort | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Nearside Front Wheel stud|s| missing |4.2.A.1e| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear coil spring broken |2.4.C.1a| | 1 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 1 |
| Offside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| 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 |
| Brake hose excessively deteriorated | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Centre Front Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Outer Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front Seat belt stitching badly frayed |5.2.2b| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Headlamp not working on dipped beam |1.7.5a| | 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 Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Offside Front Obligatory mirror insecure |8.1.1| | 1 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Rear Tie bar/rod insecure |2.4.G.1| | 1 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Front Exhaust system not adequately supported |7.1.1| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Registration plate issues | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Outer Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Front Steering damper leaking oil |2.2.C.1f| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 1 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Emissions not tested |7.0| | 1 |
| Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Front position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |