| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 55 |
| Registration plate lamp issues | 43 |
| Headlamp aim out of alignment | 39 |
| Brake pipe excessively corroded | 25 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 23 |
| Parking brake: efficiency below requirements |3.7.B.7| | 22 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 21 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 21 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 20 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 19 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 16 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 15 |
| Rear parking brake recording little or no effort | 15 |
| Registration plate issues | 14 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 13 |
| Windscreen washer not working | 12 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 11 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 10 |
| Hazard warning switch faulty |1.4.B.1d| | 10 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 9 |
| Windscreen has damage | 9 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Centre Stop lamp not working |1.2.1b| | 8 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 7 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 6 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Rear brake disc in such a condition that it is seriously weakened | 6 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Stop lamp not working |1.2.1b| | 5 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 5 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 4 |
| Nearside Rear coil spring broken |2.4.C.1a| | 4 |
| Nearside Ball joint has excessive play |2.2.B.1f| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 4 |
| Rear brake binding | 4 |
| Brakes imbalanced across an axle | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 3 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Rear coil spring broken |2.4.C.1a| | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Brake hose excessively deteriorated | 3 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 3 |
| Horn not working |1.6.2a| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 2 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Driver`s airbag obviously defective |5.4.1| | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Power steering fluid level below minimum |2.3.1| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Front brake application uneven | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Steering wheel has excessive movement up and down (2.2.2 (a)) | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 2 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 2 |
| Nearside Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Indicator switch faulty |1.4.A.1| | 2 |
| Upper Stop lamp not working |1.2.1b| | 2 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |