| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 510 |
| Headlamp aim out of alignment | 403 |
| Windscreen wiper does not clear the windscreen effectively | 252 |
| Parking brake: efficiency below requirements |3.7.B.7| | 245 |
| Rear parking brake recording little or no effort | 148 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 105 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 97 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 93 |
| Registration plate issues | 84 |
| Registration plate lamp issues | 68 |
| Offside Stop lamp not working |1.2.1b| | 66 |
| Brakes imbalanced across an axle | 64 |
| Nearside Stop lamp not working |1.2.1b| | 63 |
| Centre Exhaust system not adequately supported |7.1.1| | 61 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 56 |
| Brake hose excessively deteriorated | 53 |
| Offside Rear fog lamp not working |1.3.2b| | 47 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 47 |
| Exhaust system not adequately supported |7.1.1| | 47 |
| Horn not working |1.6.2a| | 41 |
| Windscreen has damage | 40 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 39 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 38 |
| Front brake disc in such a condition that it is seriously weakened | 38 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 36 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 35 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 35 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 34 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 31 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 31 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 31 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 30 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 30 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 29 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 28 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 28 |
| Rear brake disc in such a condition that it is seriously weakened | 27 |
| Nearside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 27 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 27 |
| Offside Headlamp insecure |1.7.3| | 26 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 26 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 26 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 25 |
| Rear Exhaust system not adequately supported |7.1.1| | 24 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 24 |
| Centre Exhaust mounting missing |7.1.1b| | 23 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 23 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 22 |
| Service brake: efficiency below requirements |3.7.B.7| | 22 |
| Offside Rear Stop lamp not working |1.2.1b| | 22 |
| Emissions not tested |7.0| | 21 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 21 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 21 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Nearside Rear Stop lamp not working |1.2.1b| | 20 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 20 |
| Nearside Headlamp insecure |1.7.3| | 19 |
| Rear brake binding | 19 |
| Front Exhaust system not adequately supported |7.1.1| | 19 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Nearside Side repeater not working |1.4.A.2c| | 19 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 17 |
| Nearside Front Brake hose leaking |3.6.A.1| | 16 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 15 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 15 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 15 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 14 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 14 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 13 |
| Windscreen washer not working | 13 |
| Exhaust mounting missing |7.1.1b| | 13 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 12 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 12 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Nearside Front Headlamp insecure |1.7.3| | 12 |
| Fuel system component insecure |7.2.1| | 11 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 11 |
| Windscreen wiper blade insecure | 11 |
| Offside Front brake disc excessively pitted |3.5.1h| | 11 |
| Offside Headlamp not working on main beam |1.7.5a| | 11 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 11 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 11 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Rear Stop lamp not working |1.2.1b| | 10 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 10 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 10 |
| Front brake application uneven | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 10 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 10 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 10 |
| Offside Rear coil spring fractured |2.4.C.1a| | 10 |
| Nearside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 10 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 10 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 10 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 9 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Centre Rear Statutory seat belt missing |5.1.1| | 9 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 9 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 9 |
| Stop lamp not working |1.2.1b| | 9 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 9 |
| Rear brake disc excessively pitted |3.5.1h| | 9 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Offside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Nearside Headlamp not working on main beam |1.7.5a| | 9 |
| Nearside front brake binding |3.7.B.1| | 8 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 8 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Offside Rear Sub-frame has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Offside Side repeater not working |1.4.A.2c| | 8 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Fuel pipe leaking |7.2.3| | 8 |
| Offside Front coil spring fractured |2.4.C.1a| | 8 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 8 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 8 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 7 |
| Offside Front Headlamp insecure |1.7.3| | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 7 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 7 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 7 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Offside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Front Brake hose leaking |3.6.A.1| | 7 |
| Hazard warning switch faulty |1.4.B.1d| | 7 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 7 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Intermediate drop arm insecure |2.2.B.1a| | 6 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 6 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Rear brake application uneven | 6 |
| Rear Exhaust mounting missing |7.1.1b| | 6 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Anti-lock braking system warning lamp sequence is incorrect |3.4.1d| | 6 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 6 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 6 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Nearside Front Side repeater not working |1.4.A.2c| | 6 |
| Parking brake: efficiency below requirements |3.7.D.4| | 6 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 6 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 6 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 6 |
| Nearside Rear Sub-frame attachment rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Rear Sub-frame attachment rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Nearside Front front brake binding |3.7.B.1| | 6 |
| Brake hose has insufficient room to move | 6 |