| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 103 |
| Windscreen wiper does not clear the windscreen effectively | 96 |
| Nearside Stop lamp not working |1.2.1b| | 43 |
| Offside Stop lamp not working |1.2.1b| | 32 |
| Offside Front coil spring broken |2.4.C.1a| | 17 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 17 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 17 |
| Registration plate lamp issues | 16 |
| Brake pipe excessively corroded | 16 |
| Registration plate issues | 14 |
| Nearside Front coil spring broken |2.4.C.1a| | 14 |
| Nearside Rear Stop lamp not working |1.2.1b| | 13 |
| Offside Rear Stop lamp not working |1.2.1b| | 10 |
| Windscreen washer not working | 10 |
| Brakes imbalanced across an axle | 10 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Brake hose excessively deteriorated | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Horn not working |1.6.2a| | 8 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 8 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 8 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 7 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Nearside Front coil spring fractured |2.4.C.1a| | 5 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 5 |
| Nearside Rear coil spring broken |2.4.C.1a| | 5 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 5 |
| Offside Front coil spring incomplete |2.4.C.1a| | 5 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Front coil spring fractured |2.4.C.1a| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Rear coil spring broken |2.4.C.1a| | 4 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Headlamp aim not tested |1.8.A.1c| | 4 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 4 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 4 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Steering damper leaking oil |2.2.C.1f| | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 3 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 3 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Emissions not tested (8.2.1.2 (d)) | 2 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Headlamp aim projected beam image is obviously incorrect both (4.1.2 (c)) | 2 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Lower Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Shock absorbers has a serious fluid leak | 2 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 2 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Lower Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 2 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |