| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 15 |
| Brake hose excessively deteriorated | 11 |
| Brakes imbalanced across an axle | 10 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 8 |
| Registration plate issues | 8 |
| Windscreen wiper does not clear the windscreen effectively | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Registration plate lamp issues | 5 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Rear brake application uneven | 3 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Brake pipe excessively corroded | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Stop lamp not working |1.2.1b| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Horn not working |1.6.2a| | 2 |
| Front brake application uneven | 2 |
| Direction indicators not working |1.4.A.2c| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Windscreen washer not working | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Front Exhaust has a major leak of exhaust gases manifold area both sides |7.1.2| | 1 |
| Main beam `tell-tale` not working |1.7.4c| | 1 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Battery insecure |1.9.1| | 1 |
| Power steering inoperative |2.3.3a| | 1 |
| Offside rear brake juddering severely |3.7.A.5b| | 1 |
| Power steering pump drive system defective |2.3.6| | 1 |
| Offside Inner Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Steering column top mounting bracket insecure |2.1.2d| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Headlamp not working on main beam |1.7.5a| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Steering rack insecure |2.2.B.1a| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Lower Steering column flexible coupling is excessively deteriorated |2.1.5| | 1 |
| Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Front Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Nearside Inner Ball joint has excessive play |2.2.B.1f| | 1 |
| Front Suspension arm ball joint excessively worn both |5.3.4 |a| |i|| | 1 |
| Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt both |5.3.4 |b| |ii|| | 1 |
| Front Service brake excessively binding both |1.2.1 |f|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 1 |
| An item not tested |Manual| | 1 |
| Nearside Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Front brake disc excessively scored |3.5.1h| | 1 |
| Centre Front Brake pipe leaking |3.6.A.1| | 1 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear 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 a serious fluid leak |2.7.3| | 1 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear wheel cylinder leaking |3.6.A.1| | 1 |
| Offside Rear wheel cylinder leaking |3.6.A.1| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Offside Rear Leaf spring anchor bracket cracked |2.4.B.6b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 1 |
| Nearside Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front An item not tested |Manual| | 1 |
| Offside Outer Stop lamp not working |1.2.1b| | 1 |
| Nearside Front coil spring fractured |2.4.C.1a| | 1 |
| Nearside Brake pedal does not operate a brake fitted to each wheel |3.3.A.3| | 1 |
| Offside Rear Brake pedal does not operate a brake fitted to each wheel |3.3.A.3| | 1 |
| Fuel cap/sealing device ineffective Seal split (6.1.3 (b) (i)) | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Front position lamp|s| incorrect colour both |1.1.A.3e| | 1 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Front position lamp|s| adversely affected by the operation of another lamp affected by the indicators |1.1.A.3f| | 1 |
| Power steering component|s| leaking Steering rack |2.3.3b| | 1 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Nearside Power steering component|s| leaking |2.3.3b| | 1 |
| Nearside Anti-roll bar attachment bracket/mounting fractured |2.4.G.1| | 1 |
| Offside Anti-roll bar attachment bracket/mounting fractured |2.4.G.1| | 1 |
| Nearside Front Front position lamp|s| missing |1.1.A.3a| | 1 |
| Offside Front Front position lamp|s| missing |1.1.A.3a| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Offside Front Suspension spring mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Steering rack gaiter split |2.2.D.2d| | 1 |
| Brake hose damaged | 1 |
| Steering column fractured and unserviceable |2.2.C.1d| | 1 |
| front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Intermediate drop arm insecure |2.2.B.1a| | 1 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |