| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2219 |
| Registration plate lamp issues | 2003 |
| Windscreen wiper does not clear the windscreen effectively | 1242 |
| Parking brake: efficiency below requirements |3.7.B.7| | 842 |
| Rear parking brake recording little or no effort | 619 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 619 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 521 |
| Brakes imbalanced across an axle | 432 |
| Registration plate issues | 421 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 400 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 398 |
| Nearside Stop lamp not working |1.2.1b| | 260 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 249 |
| Offside Stop lamp not working |1.2.1b| | 231 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 230 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 225 |
| Brake pipe excessively corroded | 217 |
| Rear brake binding | 209 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 205 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 195 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 191 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 179 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 168 |
| Parking brake lever has no reserve travel |3.1.6b| | 164 |
| Offside Rear fog lamp not working |1.3.2b| | 162 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 155 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 151 |
| Horn not working |1.6.2a| | 144 |
| Nearside Rear Stop lamp not working |1.2.1b| | 128 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 127 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 126 |
| Offside Rear Stop lamp not working |1.2.1b| | 123 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 122 |
| Steering rack insecure |2.2.B.1a| | 120 |
| Front brake application uneven | 116 |
| Centre Stop lamp not working |1.2.1b| | 115 |
| Front brake disc in such a condition that it is seriously weakened | 115 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 114 |
| Offside front brake binding |3.7.B.1| | 114 |
| Rear brake disc in such a condition that it is seriously weakened | 111 |
| Windscreen has damage | 103 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 100 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 99 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 97 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 93 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 92 |
| Battery insecure |1.9.1| | 91 |
| Offside Front brake disc excessively pitted |3.5.1h| | 91 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 90 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 80 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 79 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 78 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 77 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 75 |
| Windscreen wiper blade insecure | 72 |
| Anti-lock braking system warning lamp indicates an ABS fault | 72 |
| Nearside front brake binding |3.7.B.1| | 69 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 67 |
| Offside Front front brake binding |3.7.B.1| | 65 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 61 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 61 |
| Front position lamp|s| not working |1.1.A.3b| | 60 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 60 |
| Mechanical brake component has restricted free movement | 57 |
| Rear brake application uneven | 56 |
| Emissions not tested |7.0| | 56 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 55 |
| Offside Front coil spring broken |2.4.C.1a| | 54 |
| Brake hose excessively deteriorated | 52 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 50 |
| Nearside Front coil spring broken |2.4.C.1a| | 49 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 49 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 48 |
| Front brake disc excessively pitted |3.5.1h| | 47 |
| Nearside Headlamp not working on main beam |1.7.5a| | 47 |
| Offside Headlamp not working on main beam |1.7.5a| | 46 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 44 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 44 |
| Fuel tank leaking |7.2.3| | 43 |
| Nearside Front front brake binding |3.7.B.1| | 42 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 41 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 40 |
| Service brake: efficiency below requirements |3.7.B.7| | 36 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 35 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 34 |
| Brake pedal spongy |3.3.B.1b| | 34 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 33 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 32 |
| Offside Front coil spring fractured |2.4.C.1a| | 32 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 31 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 30 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 30 |
| Centre Rear Stop lamp not working |1.2.1b| | 30 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 29 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 29 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 29 |
| Nearside Front coil spring fractured |2.4.C.1a| | 28 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 27 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 27 |