| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 192 |
| Headlamp aim out of alignment | 156 |
| Brake pipe excessively corroded | 121 |
| Windscreen wiper does not clear the windscreen effectively | 114 |
| Registration plate lamp issues | 97 |
| Offside Steering rack gaiter split |2.2.D.2d| | 70 |
| Rear parking brake recording little or no effort | 65 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 62 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 61 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 58 |
| Brake hose excessively deteriorated | 56 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 54 |
| Parking brake lever has no reserve travel |3.1.6b| | 45 |
| Emissions not tested |7.0| | 44 |
| Service brake: efficiency below requirements |3.7.B.7| | 43 |
| Registration plate issues | 43 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 42 |
| Brakes imbalanced across an axle | 40 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 36 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 36 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 34 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 34 |
| Front brake disc in such a condition that it is seriously weakened | 30 |
| Brake load sensing valve linkage seized |3.6.E.3| | 29 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 27 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 25 |
| Rear Exhaust system not adequately supported |7.1.1| | 23 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 22 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 20 |
| Offside Front brake disc excessively pitted |3.5.1h| | 20 |
| Fuel system component insecure |7.2.1| | 19 |
| Rear brake binding | 18 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 17 |
| Front brake application uneven | 17 |
| Nearside Stop lamp not working |1.2.1b| | 17 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 16 |
| Rear brake application uneven | 16 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 16 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 16 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 16 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 15 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 14 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 14 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Stop lamp not working |1.2.1b| | 13 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 13 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 13 |
| Exhaust system not adequately supported |7.1.1| | 13 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 13 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 13 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Windscreen has damage | 12 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 12 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 12 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 12 |
| Horn not working |1.6.2a| | 11 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Anti-lock braking system warning lamp indicates an ABS fault | 11 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 11 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 10 |
| Centre Exhaust system not adequately supported |7.1.1| | 9 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 9 |
| Offside Rear fog lamp not working |1.3.2b| | 9 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 9 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 9 |
| Power steering component|s| leaking |2.3.3b| | 9 |
| Driver`s seat insecure |6.2.A.1| | 8 |
| Brake hose has insufficient room to move | 8 |
| Rear Exhaust mounting missing |7.1.1b| | 8 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 7 |
| Bonnet cannot be secured in the closed position |8.4.1| | 6 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 6 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 6 |
| Fuel system component leaking |7.2.3| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 6 |
| Offside front brake binding |3.7.B.1| | 6 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 5 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 5 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 5 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Front brake disc excessively pitted |3.5.1h| | 5 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 5 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Brake cable has restricted free movement |3.5.1k| | 4 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 4 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 4 |
| Nearside Front brake disc excessively scored |3.5.1h| | 4 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Exhaust mounting missing |7.1.1b| | 4 |
| Nearside Headlamp not working on main beam |1.7.5a| | 4 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Rear coil spring fractured |2.4.C.1a| | 4 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 4 |
| Offside front brake juddering severely |3.7.A.2b| | 4 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 4 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Power steering component|s| leaking from a failed seal |2.3.3b| | 4 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |