| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 583 |
| Registration plate lamp issues | 442 |
| Windscreen wiper does not clear the windscreen effectively | 442 |
| Headlamp aim out of alignment | 333 |
| Brakes imbalanced across an axle | 239 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 230 |
| Service brake: efficiency below requirements |3.7.B.7| | 226 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 202 |
| Rear brake binding | 191 |
| Brake load sensing valve linkage seized |3.6.E.3| | 176 |
| Brake pipe excessively corroded | 165 |
| Registration plate issues | 129 |
| Rear parking brake recording little or no effort | 116 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 96 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 95 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 93 |
| Exhaust system not adequately supported |7.1.1| | 91 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 89 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 89 |
| Horn not working |1.6.2a| | 79 |
| Nearside Stop lamp not working |1.2.1b| | 75 |
| Offside Stop lamp not working |1.2.1b| | 73 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 72 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 71 |
| Battery insecure |1.9.1| | 68 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 67 |
| Offside Rear fog lamp not working |1.3.2b| | 65 |
| Rear brake application uneven | 60 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 57 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 52 |
| Nearside Side repeater not working |1.4.A.2c| | 52 |
| Brake load sensing valve seized |3.6.E.3| | 50 |
| Bonnet cannot be secured in the closed position |8.4.1| | 49 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 48 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 47 |
| Offside Front Direction indicator not working |1.4.A.2c| | 44 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 43 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 43 |
| Offside front brake binding |3.7.B.1| | 43 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 42 |
| Offside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 42 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 40 |
| Offside Side repeater not working |1.4.A.2c| | 40 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 40 |
| Rear Exhaust system not adequately supported |7.1.1| | 39 |
| Windscreen has damage | 39 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 39 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 38 |
| Front brake disc in such a condition that it is seriously weakened | 37 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 37 |
| Emissions not tested |7.0| | 36 |
| Front brake application uneven | 34 |
| Nearside Rear Stop lamp not working |1.2.1b| | 33 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 33 |
| Hazard warning switch faulty |1.4.B.1d| | 32 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 32 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 32 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 32 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 31 |
| Offside Rear Stop lamp not working |1.2.1b| | 31 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 30 |
| Nearside front brake binding |3.7.B.1| | 30 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 30 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 30 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 29 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 29 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 29 |
| Nearside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 29 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 29 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 28 |
| Fuel system component leaking |7.2.3| | 28 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 27 |
| Offside Headlamp not working on main beam |1.7.5a| | 26 |
| Nearside Rear reflector missing |1.5.1a| | 26 |
| Centre Exhaust system not adequately supported |7.1.1| | 26 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 25 |
| Offside Front front brake binding |3.7.B.1| | 25 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 25 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 25 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 24 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 23 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 23 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 23 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 23 |
| Centre Statutory seat belt missing |5.1.1| | 23 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 22 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 22 |
| Parking brake lever has no reserve travel |3.1.6b| | 22 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 22 |
| Offside Rear reflector missing |1.5.1a| | 22 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 22 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 22 |
| Nearside Headlamp not working on main beam |1.7.5a| | 21 |
| Offside Front brake disc excessively pitted |3.5.1h| | 21 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 21 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 21 |
| Nearside Front Side repeater not working |1.4.A.2c| | 20 |
| Rear fog lamp not working |1.3.2b| | 20 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 19 |
| Offside Steering rack gaiter split |2.2.D.2d| | 19 |
| Rear fog lamp tell tale not working |1.3.1b| | 19 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 19 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 19 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 19 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 18 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 18 |
| Offside Front Side repeater not working |1.4.A.2c| | 18 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 18 |
| Nearside Front front brake binding |3.7.B.1| | 18 |
| Mechanical brake component has restricted free movement | 18 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 17 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 17 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 17 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 16 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 16 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 16 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 16 |
| Indicator tell tale inoperative |1.4.A.2a| | 16 |
| Nearside 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 |
| Rear Exhaust has a part missing |7.1.1a| | 15 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 15 |
| Offside Rear position lamp|s| incomplete |1.1.4a| | 15 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 15 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 15 |
| Brake load sensing valve linkage obviously incorrectly adjusted |3.6.E.3| | 15 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 15 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 14 |
| Windscreen washer not working | 14 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 14 |
| An item not tested |Manual| | 14 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 14 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 14 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 14 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 14 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 14 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 13 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Headlamp insecure |1.7.3| | 13 |
| Brake load sensing valve linkage seized |3.6.F.4| | 13 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 13 |
| Exhaust mounting missing |7.1.1b| | 13 |
| Offside Obligatory mirror insecure |8.1.1| | 13 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 13 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 13 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 13 |
| Offside Inner Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 13 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| Nearside Rear Rear position lamp|s| incomplete |1.1.4a| | 12 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 12 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Offside Front Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 12 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 12 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 12 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 12 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 12 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 12 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 11 |
| Offside Rear Brake load sensing valve linkage seized |3.6.E.3| | 11 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 11 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 11 |
| Windscreen wiper blade insecure | 11 |
| Nearside Inner Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Rear Exhaust mounting missing |7.1.1b| | 11 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 11 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 11 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 10 |
| Nearside Headlamp insecure |1.7.3| | 10 |
| Steering rack insecure |2.2.B.1a| | 10 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 10 |
| Rear Mechanical brake component has restricted free movement | 10 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 10 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 10 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Exhaust has a part missing |7.1.1a| | 10 |
| Offside Front Direction indicators not working |1.4.A.2c| | 10 |
| Brake hose excessively deteriorated | 10 |
| Fuel cap/sealing device mounting flange/sealing method defective |7.2.4c| | 10 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 10 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Exhaust system insecure (6.1.2 (a)) | 10 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 10 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Nearside Obligatory mirror insecure |8.1.1| | 9 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Rear fog lamp switch faulty |1.3.1a| | 9 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 9 |
| rear brakes release unevenly |3.7.B.4| | 9 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 9 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 9 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 9 |
| Nearside Rear An item not tested |Manual| | 9 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 9 |
| Offside Front Upper Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 9 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 9 |
| Centre Front Statutory seat belt missing |5.1.1| | 9 |