| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 863 |
| Headlamp aim out of alignment | 814 |
| Parking brake: efficiency below requirements |3.7.B.7| | 309 |
| Registration plate lamp issues | 308 |
| Windscreen wiper does not clear the windscreen effectively | 242 |
| Brake hose excessively deteriorated | 233 |
| Registration plate issues | 209 |
| Rear parking brake recording little or no effort | 176 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 154 |
| Brakes imbalanced across an axle | 140 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 133 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 133 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 132 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 128 |
| Nearside Stop lamp not working |1.2.1b| | 121 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 115 |
| Offside Stop lamp not working |1.2.1b| | 113 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 113 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 112 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 110 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 108 |
| Fuel system component leaking |7.2.3| | 104 |
| Offside Rear fog lamp not working |1.3.2b| | 101 |
| Service brake: efficiency below requirements |3.7.B.7| | 97 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 96 |
| Anti-lock braking system warning lamp indicates an ABS fault | 86 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 84 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 84 |
| Offside Rear Stop lamp not working |1.2.1b| | 69 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 69 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 68 |
| Nearside Rear Stop lamp not working |1.2.1b| | 67 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 67 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 66 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 65 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 61 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 60 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 58 |
| Front brake disc in such a condition that it is seriously weakened | 58 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 57 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 56 |
| Horn not working |1.6.2a| | 55 |
| Windscreen has damage | 53 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 53 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 51 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 51 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 46 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 43 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 41 |
| Rear brake binding | 40 |
| Nearside Side repeater not working |1.4.A.2c| | 39 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 37 |
| Front brake application uneven | 36 |
| Rear brake application uneven | 36 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 33 |
| Hazard warning switch faulty |1.4.B.1d| | 32 |
| Offside Headlamp not working on main beam |1.7.5a| | 32 |
| Nearside Headlamp not working on main beam |1.7.5a| | 32 |
| Parking brake lever has no reserve travel |3.1.6b| | 31 |
| Rear brake disc in such a condition that it is seriously weakened | 31 |
| Emissions not tested |7.0| | 30 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 30 |
| Rear fog lamp tell tale not working |1.3.1b| | 30 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 29 |
| Rear fog lamp not working |1.3.2b| | 28 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 28 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 27 |
| Rear Rear fog lamp not working |1.3.2b| | 27 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 27 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 26 |
| Offside Front coil spring fractured |2.4.C.1a| | 26 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 25 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 25 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 25 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 24 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 24 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 24 |
| Front Fuel system component leaking |7.2.3| | 23 |
| Fuel pipe leaking |7.2.3| | 23 |
| Offside Side repeater not working |1.4.A.2c| | 23 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 22 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 22 |
| Brake hose damaged | 21 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 21 |
| Offside Rear coil spring fractured |2.4.C.1a| | 20 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 20 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 20 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 19 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 19 |
| Offside front brake binding |3.7.B.1| | 19 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 19 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 19 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 19 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 18 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 18 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 18 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 18 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 18 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 18 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 17 |
| Front Exhaust system not adequately supported |7.1.1| | 16 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 16 |
| Rear brake disc excessively pitted |3.5.1h| | 16 |
| Offside Front brake disc excessively pitted |3.5.1h| | 16 |
| Offside Headlamp aim not tested |1.8.A.1c| | 16 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 15 |
| Centre Rear Statutory seat belt missing |5.1.1| | 15 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 15 |
| Offside Front Braking system leaking |3.6.A.1| | 15 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 15 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 15 |
| Offside Front Direction indicator not working |1.4.A.2c| | 15 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 15 |
| Direction indicators not working |1.4.A.2c| | 14 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 14 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 14 |
| Windscreen wiper blade insecure | 14 |
| Offside rear brake juddering severely |3.7.A.5b| | 14 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 14 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 14 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 14 |
| Offside Outer Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 14 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Rear fog lamp switch faulty |1.3.1a| | 13 |
| Stop lamp not working |1.2.1b| | 13 |
| Brake performance not tested |3.7.A.1| | 13 |
| Offside Front coil spring incomplete |2.4.C.1a| | 13 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 13 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 13 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 13 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 12 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 12 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 12 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 12 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 12 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 12 |
| Offside Front Brake pipe leaking |3.6.A.1| | 12 |
| Nearside Front coil spring fractured |2.4.C.1a| | 12 |