| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2064 |
| Headlamp aim out of alignment | 1136 |
| Registration plate lamp issues | 993 |
| Windscreen wiper does not clear the windscreen effectively | 608 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 347 |
| Offside Stop lamp not working |1.2.1b| | 308 |
| Nearside Stop lamp not working |1.2.1b| | 295 |
| Brake hose excessively deteriorated | 293 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 273 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 252 |
| Registration plate issues | 231 |
| Offside Headlamp insecure |1.7.3| | 218 |
| Parking brake: efficiency below requirements |3.7.B.7| | 213 |
| Nearside Headlamp insecure |1.7.3| | 211 |
| Brakes imbalanced across an axle | 200 |
| Rear parking brake recording little or no effort | 198 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 182 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 167 |
| Offside Rear Stop lamp not working |1.2.1b| | 128 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 125 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 122 |
| Rear brake binding | 121 |
| Offside Rear fog lamp not working |1.3.2b| | 113 |
| Nearside Rear Stop lamp not working |1.2.1b| | 99 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 98 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 89 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 85 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 85 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 83 |
| Nearside Front Headlamp insecure |1.7.3| | 83 |
| Offside Front Headlamp insecure |1.7.3| | 80 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 79 |
| Service brake: efficiency below requirements |3.7.B.7| | 78 |
| Steering column top mounting bracket insecure |2.1.2d| | 77 |
| Offside Rear coil spring fractured |2.4.C.1a| | 76 |
| Centre Exhaust system not adequately supported |7.1.1| | 71 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 69 |
| Fuel pipe leaking |7.2.3| | 68 |
| Emissions not tested |7.0| | 65 |
| Steering column top bearing excessively worn |2.1.2c| | 65 |
| Fuel system component leaking |7.2.3| | 65 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 63 |
| Windscreen has damage | 60 |
| Brake pedal spongy |3.3.B.1b| | 56 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 54 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 53 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 53 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 52 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 52 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 50 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 49 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 47 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 47 |
| Front brake application uneven | 47 |
| Exhaust system not adequately supported |7.1.1| | 47 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 45 |
| Driver`s seat insecure |6.2.A.1| | 44 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 42 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 41 |
| Nearside Side repeater not working |1.4.A.2c| | 41 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 40 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 39 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 38 |
| Offside Side repeater not working |1.4.A.2c| | 37 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 37 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 37 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 36 |
| Nearside front brake binding |3.7.B.1| | 36 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 35 |
| Brake performance not tested |3.7.A.1| | 33 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 33 |
| Offside front brake binding |3.7.B.1| | 33 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 33 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 33 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 32 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 32 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 32 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 31 |
| Rear brake disc in such a condition that it is seriously weakened | 31 |
| Parking brake lever has no reserve travel |3.1.6b| | 30 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 30 |
| Front brake disc in such a condition that it is seriously weakened | 29 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 29 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 29 |
| Horn not working |1.6.2a| | 29 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 28 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 28 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 28 |
| Offside Headlamp not working on main beam |1.7.5a| | 28 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 27 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 27 |
| Service brake: efficiency below requirements |3.7.C.1a| | 26 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 26 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 26 |
| Rear Fuel pipe leaking |7.2.3| | 26 |
| Battery insecure |1.9.1| | 26 |
| Nearside Side repeater incomplete |1.5.A1b| | 26 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 26 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 26 |
| Rear brake application uneven | 25 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 25 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 25 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 24 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 24 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 24 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 23 |
| Windscreen wiper blade insecure | 22 |
| Nearside Headlamp not working on main beam |1.7.5a| | 22 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 22 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 22 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 22 |
| Offside Side repeater incomplete |1.5.A1b| | 22 |
| Headlamp insecure |1.7.3| | 21 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 21 |
| Nearside Rear Suspension component 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| | 20 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 20 |
| Brake load sensing valve linkage seized |3.6.E.3| | 20 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 20 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 20 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 20 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 19 |
| Bonnet cannot be secured in the closed position |8.4.1| | 19 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 19 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 19 |
| Direction indicators not working |1.4.A.2c| | 19 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 18 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 18 |
| Stop lamp not working |1.2.1b| | 18 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 18 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 17 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 17 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 17 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 16 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 16 |
| Rear Stop lamp not working |1.2.1b| | 15 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 15 |
| Front Exhaust system not adequately supported |7.1.1| | 15 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 15 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 15 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 15 |
| Fuel cap/sealing device missing |7.2.4a| | 15 |