| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 27 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 13 |
| Brakes imbalanced across an axle | 12 |
| Windscreen wiper does not clear the windscreen effectively | 11 |
| Registration plate lamp issues | 11 |
| Offside Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Brake hose excessively deteriorated | 7 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 6 |
| Offside Front Direction indicator not working |1.4.A.2c| | 6 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Registration plate issues | 5 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Rear Rear fog lamp not working |1.3.2b| | 4 |
| Battery insecure |1.9.1| | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Rear parking brake recording little or no effort | 4 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Rear brake binding | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 2 |
| Exhaust emissions hydrocarbon content excessive |8.2.1.2 |b|| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Steering system excessively rough |2.2.D.1| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Steering system excessively tight |2.2.D.1| | 2 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Emissions not tested (8.2.1.2 (d)) | 2 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 2 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front Steering rack gaiter insecure |2.2.D.2d| | 2 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Windscreen wiper blade insecure | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Windscreen wiper not working (3.4 (a)) | 1 |
| Passengers seat backrest cannot be secured in the upright position. (6.2.6 (a) (i)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 1 |
| Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front Headlamp incorrect colour |1.7.5b| | 1 |
| Offside Front Headlamp incorrect colour |1.7.5b| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Brake master cylinder fluid level below minimum level |3.6.G.1e| | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Upper Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Steering column top bearing excessively worn |2.1.2c| | 1 |
| Offside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Nearside Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| Offside Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Steering column retaining device insecure |2.1.6| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Rear fog lamp adversely affected by the operation of another lamp |1.3.2f| | 1 |
| Offside Rear fog lamp adversely affected by the operation of another lamp |1.3.2f| | 1 |
| Nearside Front Seat belt not functioning as intended (7.1.2 (c)) | 1 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Nearside Seat belt anchorage prescribed area strength or continuity significantly reduced outrigger (7.1.1 (a) (i)) | 1 |
| Offside Seat belt anchorage prescribed area strength or continuity significantly reduced outrigger (7.1.1 (a) (i)) | 1 |
| Offside Rear Body mounting fixings missing such that stability is seriously impaired (6.2.2 (c) (ii)) | 1 |
| Nearside Front Suspension component mounting prescribed area is corroded to the extent that control of the vehicle is likely to be adversely affected (5.3.6 (a) (ii)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Fuel system component leaking fuel pump fitting (6.1.3 (b) (i)) | 1 |
| Nearside Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Nearside Direction indicators not working |1.4.A.2c| | 1 |
| Offside Direction indicators not working |1.4.A.2c| | 1 |
| Fuel hose leaking |7.2.3| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Exhaust emissions carbon monoxide content excessive (7.3.B.1a) | 1 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Rear Fuel system component leaking |7.2.3| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick |3.5.1g| | 1 |
| Nearside Front Direction indicators not in good working order |function impaired| |1.5.A1b| | 1 |
| Offside Front coil spring broken |2.4.C.1a| | 1 |
| Offside Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Windscreen washer not working | 1 |
| Steering column universal joint has excessive play |2.1.5| | 1 |
| Offside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Rear Service brake grabbing severely |3.7.C.2| | 1 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Nearside Front Obligatory mirror insecure |8.1.1| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Front Direction indicators not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Front Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Emissions not tested |7.0| | 1 |
| Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Brake fluid warning lamp inoperative |3.6.G.2| | 1 |
| Electrical wiring insecure |1.9.2a| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Windscreen has damage | 1 |
| Centre Exhaust has a major leak of exhaust gases and n/s manifold |7.1.2| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Fuel pipe leaking |7.2.3| | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Front coil spring fractured |2.4.C.1a| | 1 |
| Offside Rear coil spring fractured |2.4.C.1a| | 1 |
| Offside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 1 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Offside Front Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 1 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Brake hose has insufficient room to move | 1 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Rear Fuel tank leaking |7.2.3| | 1 |
| Offside Rear Lower Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings (6.1.B.2) | 1 |
| Centre Exhaust has a major leak of exhaust gases (7.1.2) | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded (2.4.A.3) | 1 |
| Exhaust emissions carbon monoxide content at idle excessive (7.3.D.4) | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3) | 1 |
| Steering system has excessive free play detected at the steering wheel (steering rack fitted) (2.2.A.1b) | 1 |
| Main beam tell-tale not working (4.9.1 (a) (ii)) | 1 |
| Offside Obligatory mirror insecure |3.3 |b| |ii|| | 1 |
| Oil leaking excessively from engine |8.4.1 |a| |i|| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 1 |
| Exhaust has a major leak of exhaust gases Ex blowing from manifold |7.1.2| | 1 |
| Offside Rear Suspension arm corroded and seriously weakened holed and corroded (5.3.3 (b) (i)) | 1 |
| Offside Front Obligatory mirror insecure (3.3 (b) (ii)) | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Headlamp adversely affected by the operation of another lamp |1.7.5c| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams (4.1.3 (b)) | 1 |