| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 174 |
| Brake pipe excessively corroded | 153 |
| Brake hose excessively deteriorated | 133 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 105 |
| Parking brake: efficiency below requirements |3.7.B.7| | 79 |
| Windscreen wiper does not clear the windscreen effectively | 77 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 74 |
| Registration plate lamp issues | 62 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 50 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 40 |
| Rear parking brake recording little or no effort | 39 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 39 |
| Offside Rear fog lamp not working |1.3.2b| | 38 |
| Registration plate issues | 37 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 36 |
| Rear brake binding | 35 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 34 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 34 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 31 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 28 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 26 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 25 |
| Offside Stop lamp not working |1.2.1b| | 24 |
| Nearside Stop lamp not working |1.2.1b| | 23 |
| Rear fog lamp tell tale not working |1.3.1b| | 21 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 19 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 18 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 17 |
| Brakes imbalanced across an axle | 17 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 17 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 17 |
| Service brake: efficiency below requirements |3.7.B.7| | 15 |
| Hazard warning switch faulty |1.4.B.1d| | 15 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 15 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Parking brake lever has no reserve travel |3.1.6b| | 14 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 14 |
| Anti-lock braking system warning lamp indicates an ABS fault | 13 |
| Battery insecure |1.9.1| | 13 |
| Nearside Rear Stop lamp not working |1.2.1b| | 13 |
| Offside Front coil spring fractured |2.4.C.1a| | 13 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Offside Rear Stop lamp not working |1.2.1b| | 12 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 12 |
| Emissions not tested |7.0| | 11 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Headlamp not working on main beam |1.7.5a| | 11 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 10 |
| Rear Exhaust system not adequately supported |7.1.1| | 10 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 10 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 9 |
| Windscreen has damage | 9 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 9 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Nearside Headlamp not working on main beam |1.7.5a| | 8 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 8 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 7 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Horn not working |1.6.2a| | 7 |
| Offside Rear coil spring fractured |2.4.C.1a| | 7 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 7 |
| Rear brake application uneven | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Offside Side repeater not working |1.4.A.2c| | 7 |
| Exhaust system not adequately supported |7.1.1| | 7 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 7 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 6 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Direction indicators not working |1.4.A.2c| | 6 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 6 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 6 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 6 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 6 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 6 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Rear brake disc in such a condition that it is seriously weakened | 6 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 6 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside front brake binding |3.7.B.1| | 5 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Brake performance not tested |3.7.A.1| | 5 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 5 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Rear Rear fog lamp not working |1.3.2b| | 5 |
| Windscreen washer not working | 5 |
| Nearside Front front brake binding |3.7.B.1| | 5 |
| Offside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Rear Lower Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Front Steering damper leaking oil |2.2.C.1f| | 5 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Offside Front coil spring incomplete |2.4.C.1a| | 5 |
| Driver`s seat insecure |6.2.A.1| | 5 |
| Offside Front Side repeater not working |1.4.A.2c| | 5 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 5 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 5 |
| Horn control missing |1.6.1| | 5 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 5 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 5 |
| Nearside Side repeater not working |1.4.A.2c| | 5 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 4 |
| Centre Rear Statutory seat belt missing |5.1.1| | 4 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| Nearside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 4 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 4 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 4 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Offside Front Upper Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Offside Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Front Exhaust mounting missing |7.1.1b| | 4 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Offside Outer Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Rear Exhaust mounting missing |7.1.1b| | 4 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 4 |
| Offside Headlamp insecure |1.7.3| | 4 |
| Front Exhaust system not adequately supported |7.1.1| | 4 |
| Nearside Headlamp insecure |1.7.3| | 4 |
| Offside Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| Offside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 4 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 4 |
| Headlamp switch faulty |1.7.1| | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 4 |
| Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear Sub-frame attachment rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 3 |
| Offside Front Obligatory mirror missing |8.1.1| | 3 |
| Nearside Front Upper Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 3 |
| Offside Rear Braking system leaking |3.6.A.1| | 3 |
| Offside Front front brake binding |3.7.B.1| | 3 |
| Offside Obligatory mirror insecure |8.1.1| | 3 |
| Offside Outer Rear Lower Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 3 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Front Driver`s seat insecure |6.2.A.1| | 3 |
| Offside Front Direction indicator not working |1.4.A.2c| | 3 |
| Nearside Front coil spring fractured |2.4.C.1a| | 3 |
| Power steering component|s| leaking |2.3.3b| | 3 |
| Offside Front coil spring broken |2.4.C.1a| | 3 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 3 |
| Position lamp switch faulty |1.1.A.1| | 3 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 3 |
| Offside Obligatory mirror missing |8.1.1| | 3 |
| Exhaust engine idle speed too high |7.3.A.2a| | 3 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 3 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 3 |
| Offside Rear Sub-frame has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 3 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Nearside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 3 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 3 |
| Nearside Front Side repeater not working |1.4.A.2c| | 3 |
| Offside Rear Wheel bolt|s| missing |4.2.A.1e| | 3 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 3 |
| Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |