| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 118 |
| Headlamp aim out of alignment | 75 |
| Registration plate issues | 61 |
| Windscreen wiper does not clear the windscreen effectively | 53 |
| Registration plate lamp issues | 25 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 21 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 17 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Brake hose excessively deteriorated | 14 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 10 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Windscreen has damage | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Rear brake disc in such a condition that it is seriously weakened | 6 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 5 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 4 |
| Rear brake binding | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 4 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 4 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 4 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Offside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 4 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Service brake: efficiency below requirements |3.7.C.1a| | 3 |
| Horn not working |1.6.2a| | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 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 |
| Fuel system component leaking |7.2.3| | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 2 |
| Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Offside Rear Road wheel cracked |4.2.A.1a| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 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 |
| Parking brake: efficiency below requirements |3.7.D.4| | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Nearside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 2 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 2 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 2 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 2 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 2 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Emissions not tested (8.2.1.2 (d)) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn front arm (5.3.4 (a) (i)) | 2 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Lower Suspension arm pin or bush excessively worn front arm (5.3.4 (a) (i)) | 2 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 2 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 2 |
| Windscreen washer not working | 2 |
| Offside Rear Brake hose damaged and likely to fail insecure/fouling (1.1.12 (a)) | 2 |
| Offside Rear Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Front Lower Suspension arm pin or bush excessively worn o/n/s front (5.3.4 (a) (i)) | 2 |