| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 292 |
| Registration plate lamp issues | 282 |
| Headlamp aim out of alignment | 213 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 153 |
| Offside Stop lamp not working |1.2.1b| | 96 |
| Nearside Stop lamp not working |1.2.1b| | 94 |
| Brake pipe excessively corroded | 92 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 87 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 80 |
| Registration plate issues | 79 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 73 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 69 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 59 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 59 |
| Brakes imbalanced across an axle | 56 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 55 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 52 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 51 |
| Front brake disc in such a condition that it is seriously weakened | 51 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 48 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 44 |
| Parking brake: efficiency below requirements |3.7.B.7| | 43 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 42 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 38 |
| Rear Exhaust system not adequately supported |7.1.1| | 38 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 36 |
| Offside Rear Stop lamp not working |1.2.1b| | 36 |
| Anti-lock braking system warning lamp indicates an ABS fault | 36 |
| Nearside Rear Stop lamp not working |1.2.1b| | 35 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 35 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 35 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 33 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 32 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 31 |
| Emissions not tested |7.0| | 30 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 29 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 28 |
| Brake hose excessively deteriorated | 28 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 28 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 28 |
| Exhaust system not adequately supported |7.1.1| | 27 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 27 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 25 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 25 |
| Centre Rear Statutory seat belt missing |5.1.1| | 22 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 21 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 21 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 20 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 20 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 19 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 19 |
| Rear brake disc in such a condition that it is seriously weakened | 19 |
| Offside Front brake disc excessively pitted |3.5.1h| | 19 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 18 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Rear parking brake recording little or no effort | 18 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 18 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 18 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 17 |
| Front brake application uneven | 17 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 17 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 17 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 16 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 16 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 16 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| 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| | 15 |
| Parking brake lever has no reserve travel |3.1.6b| | 15 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 14 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Windscreen wiper blade insecure | 14 |
| Rear brake disc excessively pitted |3.5.1h| | 13 |
| 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| | 13 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 13 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 12 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| 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| | 11 |
| Windscreen has damage | 11 |
| Service brake: efficiency below requirements |3.7.B.7| | 11 |
| Emissions not tested |7.3.A.1| | 11 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 11 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 11 |
| Centre Exhaust system not adequately supported |7.1.1| | 10 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 10 |
| 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| | 10 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 10 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Offside Rear brake disc excessively scored |3.5.1h| | 9 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Offside passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 9 |
| Nearside Headlamp not working on main beam |1.7.5a| | 9 |
| Rear brake application uneven | 8 |
| Front brake disc excessively pitted |3.5.1h| | 8 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 8 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 8 |
| Centre Statutory seat belt missing |5.1.1| | 8 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside front brake binding |3.7.B.1| | 8 |
| Battery insecure |1.9.1| | 8 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 8 |
| Nearside passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 8 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 8 |
| Offside Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 7 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Offside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 7 |
| Rear brake binding | 7 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Offside Headlamp not working on main beam |1.7.5a| | 7 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Centre Front Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Obligatory mirror insecure |8.1.1| | 7 |
| Nearside Inner Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 6 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Centre Stop lamp not working |1.2.1b| | 6 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Offside Ball joint has excessive play |2.2.B.1f| | 6 |
| Front Sub-frame corroded and seriously weakened |2.4.G.1| | 6 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Brake hose damaged | 6 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 6 |
| Nearside front brake binding |3.7.B.1| | 6 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Brake load sensing valve linkage seized |3.6.E.3| | 6 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 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 |