| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 92 |
| Headlamp aim out of alignment | 76 |
| Registration plate lamp issues | 71 |
| Brake pipe excessively corroded | 18 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 12 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 12 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 12 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Registration plate issues | 10 |
| Brakes imbalanced across an axle | 9 |
| Offside Stop lamp not working |1.2.1b| | 9 |
| Nearside Stop lamp not working |1.2.1b| | 9 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 5 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 5 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 4 |
| Windscreen washer not working | 4 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 3 |
| Windscreen has damage | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Brake load sensing valve linkage defective and function impaired (1.1.17 (a)) | 3 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 3 |
| Windscreen wiper blade insecure | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Emissions not tested |7.4.B.1| | 2 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 2 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 2 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 2 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 2 |
| Nearside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 2 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 2 |
| Rear Exhaust system insecure (6.1.2 (a)) | 2 |
| Nearside Front Anti-roll bar linkage pin or bush likely to become detached (5.3.4 (a) (ii)) | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Front brake application uneven | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Offside Front Anti-roll bar linkage pin or bush likely to become detached broken (5.3.4 (a) (ii)) | 2 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Rear fog lamp likely to become detached (4.5.1 (c) (ii)) | 2 |
| Offside Rear Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Central Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Exhaust emissions exceed manufacturers specified limit emissions are double manufacture plate of 1.0 (8.2.2.2 (a)) | 2 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Brake hose excessively deteriorated | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |