| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 768 |
| Headlamp aim out of alignment | 360 |
| Registration plate lamp issues | 354 |
| Windscreen wiper does not clear the windscreen effectively | 339 |
| Parking brake: efficiency below requirements |3.7.B.7| | 297 |
| Service brake: efficiency below requirements |3.7.B.7| | 181 |
| Horn not working |1.6.2a| | 173 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 153 |
| Brakes imbalanced across an axle | 120 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 107 |
| Rear brake binding | 89 |
| Nearside Stop lamp not working |1.2.1b| | 84 |
| Rear parking brake recording little or no effort | 76 |
| Offside Stop lamp not working |1.2.1b| | 72 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 70 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 63 |
| Registration plate issues | 62 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 60 |
| Brake hose excessively deteriorated | 58 |
| Front brake application uneven | 57 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 57 |
| Windscreen has damage | 57 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 56 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 56 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 52 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 51 |
| Offside Rear fog lamp not working |1.3.2b| | 49 |
| Offside Side repeater not working |1.4.A.2c| | 48 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 47 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 47 |
| Parking brake lever has no reserve travel |3.1.6b| | 46 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 43 |
| Rear brake application uneven | 41 |
| Nearside Rear Stop lamp not working |1.2.1b| | 41 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 38 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 37 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 36 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 35 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 35 |
| Exhaust system not adequately supported |7.1.1| | 34 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 34 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 34 |
| Offside Rear Stop lamp not working |1.2.1b| | 34 |
| Nearside Side repeater not working |1.4.A.2c| | 33 |
| Offside Headlamp not working on main beam |1.7.5a| | 32 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 32 |
| Steering column universal joint has excessive play |2.1.5| | 31 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 31 |
| Exhaust mounting missing |7.1.1b| | 30 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 30 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 29 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 29 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 29 |
| Nearside Headlamp not working on main beam |1.7.5a| | 28 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 28 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 27 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 27 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 25 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 25 |
| Lower Steering column universal joint has excessive play |2.1.5| | 25 |
| Hazard warning switch faulty |1.4.B.1d| | 25 |
| Battery insecure |1.9.1| | 25 |
| Front brake disc in such a condition that it is seriously weakened | 24 |
| Centre Exhaust mounting missing |7.1.1b| | 24 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 24 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 23 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 23 |
| Emissions not tested |7.0| | 23 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 23 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 23 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 22 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 22 |
| Offside Front Side repeater not working |1.4.A.2c| | 21 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 21 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 21 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 21 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 21 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 21 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 21 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 21 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 20 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 20 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 20 |
| Fuel system component leaking |7.2.3| | 20 |
| Brake load sensing valve linkage seized |3.6.E.3| | 19 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 19 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 19 |
| Offside Front Macpherson strut upper support bearing is rough in operation |2.5.B.1b| | 19 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 19 |
| Offside Steering rack gaiter split |2.2.D.2d| | 18 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 18 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 18 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 18 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 17 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 17 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 17 |
| Offside Front brake disc excessively pitted |3.5.1h| | 17 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 16 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Offside Front Macpherson strut upper support bearing is stiff in operation |2.5.B.1b| | 15 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 15 |
| Nearside Front Macpherson strut upper support bearing is stiff in operation |2.5.B.1b| | 15 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 15 |
| Rear fog lamp tell tale not working |1.3.1b| | 15 |
| Nearside Front Macpherson strut upper support bearing is rough in operation |2.5.B.1b| | 15 |
| Centre Exhaust system not adequately supported |7.1.1| | 14 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 14 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 14 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 14 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 14 |
| Centre Statutory seat belt missing |5.1.1| | 14 |
| Offside Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 14 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 13 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 13 |
| Rear Mechanical brake component has restricted free movement | 13 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 13 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Nearside Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Bonnet cannot be secured in the closed position |8.4.1| | 12 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 12 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Brake performance not tested |3.7.A.1| | 11 |
| Brake hose has insufficient room to move | 11 |
| Windscreen wiper blade insecure | 11 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 11 |
| Nearside Front Side repeater not working |1.4.A.2c| | 11 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 11 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 11 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 11 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 11 |
| Offside Front Direction indicator not working |1.4.A.2c| | 11 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 10 |
| Front brake disc excessively pitted |3.5.1h| | 10 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 10 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 10 |
| Offside front brake binding |3.7.B.1| | 10 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 10 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 9 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 9 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Rear Stop lamp not working |1.2.1b| | 9 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 9 |
| Offside Front Brake pipe leaking |3.6.A.1| | 9 |
| Steering system excessively tight |2.2.D.1| | 9 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 9 |
| Nearside Inner Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 9 |
| Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 9 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 8 |
| Nearside Front front brake binding |3.7.B.1| | 8 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside Front front brake binding |3.7.B.1| | 8 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 8 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 8 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Rear fog lamp switch faulty |1.3.1a| | 8 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Centre Front Statutory seat belt missing |5.1.1| | 8 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 8 |
| Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Direction indicators not working |1.4.A.2c| | 8 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 8 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 8 |
| Rear Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 8 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 7 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Brake hose damaged | 7 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 7 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 7 |
| All position lamps not working |1.1.A.3b| | 7 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 7 |
| Windscreen washer not working | 7 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 7 |
| Steering system excessively rough |2.2.D.1| | 7 |
| Stop lamp not working |1.2.1b| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 7 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 7 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 7 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 7 |
| Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Nearside Front Shock absorbers has a serious fluid leak | 6 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 6 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 6 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 6 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 6 |
| Nearside Front Braking system leaking |3.6.A.1| | 6 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 6 |
| Front position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 6 |
| Spare wheel carrier insecure |6.4.2| | 6 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 6 |
| Lower Steering pivot point has excessive play |2.2.B.1g| | 6 |
| Rear fog lamp not working |1.3.2b| | 6 |
| Offside Seat belt retracting mechanism defective |5.2.5b| | 6 |
| Offside Front Braking system leaking |3.6.A.1| | 6 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 6 |
| Brake valve leaking |3.6.A.1| | 6 |
| Front Exhaust mounting missing |7.1.1b| | 6 |
| Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Front Exhaust system not adequately supported |7.1.1| | 6 |
| Nearside Front Brake pipe inadequately clipped |3.6.B.1| | 6 |
| Rear Exhaust mounting missing |7.1.1b| | 6 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |