| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 340 |
| Headlamp aim out of alignment | 183 |
| Rear parking brake recording little or no effort | 163 |
| Parking brake: efficiency below requirements |3.7.B.7| | 143 |
| Registration plate lamp issues | 122 |
| Windscreen wiper does not clear the windscreen effectively | 102 |
| Offside Rear fog lamp not working |1.3.2b| | 71 |
| Rear fog lamp tell tale not working |1.3.1b| | 69 |
| Rear fog lamp not working |1.3.2b| | 63 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 48 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 47 |
| Registration plate issues | 47 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 42 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 42 |
| Nearside Stop lamp not working |1.2.1b| | 41 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 40 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 39 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 38 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 36 |
| Offside Stop lamp not working |1.2.1b| | 34 |
| Parking brake lever has no reserve travel |3.1.6b| | 31 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 28 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 28 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 26 |
| Rear fog lamp switch faulty |1.3.1a| | 26 |
| Fuel tank leaking |7.2.3| | 26 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 22 |
| Anti-lock braking system warning lamp indicates an ABS fault | 21 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 19 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Rear brake binding | 19 |
| Brakes imbalanced across an axle | 18 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 18 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Rear Rear fog lamp not working |1.3.2b| | 16 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 16 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 15 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 13 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 11 |
| Offside Rear Stop lamp not working |1.2.1b| | 11 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 11 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Battery insecure |1.9.1| | 11 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Offside Headlamp not working on main beam |1.7.5a| | 10 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Rear Stop lamp not working |1.2.1b| | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 10 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 9 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 8 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 8 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 8 |
| Nearside Rear coil spring broken |2.4.C.1a| | 8 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Emissions not tested |7.0| | 8 |
| Rear Mechanical brake component has restricted free movement | 7 |
| Power steering component|s| leaking |2.3.3b| | 7 |
| Offside Rear coil spring broken |2.4.C.1a| | 7 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Nearside Headlamp not working on main beam |1.7.5a| | 7 |
| Offside Rear coil spring fractured |2.4.C.1a| | 7 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 7 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Windscreen wiper blade insecure | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 6 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 6 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Fuel system component leaking |7.2.3| | 5 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 5 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| rear parking |secondary| brakes imbalanced | 5 |
| Brake hose excessively deteriorated | 5 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Windscreen washer not working | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Service brake: efficiency below requirements |3.7.C.1a| | 4 |
| Windscreen has damage | 4 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 4 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 4 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 4 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 4 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 4 |
| Nearside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 4 |
| Fuel pipe leaking |7.2.3| | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 3 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 3 |
| Rear brake application uneven | 3 |
| Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Exhaust has a part missing |7.1.1a| | 3 |
| Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Offside Rear Brake pipe inadequately clipped |3.6.B.1| | 3 |
| Offside Lower Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 3 |
| Front brake application uneven | 3 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 3 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 3 |
| Offside Rear brake disc contaminated by oil |3.5.1h| | 3 |