| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 53 |
| Registration plate issues | 50 |
| Brake pipe excessively corroded | 49 |
| Parking brake: efficiency below requirements |3.7.B.7| | 41 |
| Windscreen wiper does not clear the windscreen effectively | 34 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 31 |
| Anti-lock braking system warning lamp indicates an ABS fault | 18 |
| Windscreen washer not working | 15 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 13 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 9 |
| Brakes imbalanced across an axle | 8 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Rear parking brake recording little or no effort | 8 |
| Registration plate lamp issues | 8 |
| Nearside Rear Shock absorbers has a serious fluid leak | 8 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 7 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 7 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 7 |
| Front brake excessively fluctuating | 6 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 4 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front Shock absorbers has a serious fluid leak | 4 |
| Mechanical brake component has restricted free movement | 4 |
| Offside Rear Shock absorbers has a serious fluid leak | 4 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 4 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 3 |
| Offside Front Fluid suspension unit leaking |2.4.D.2| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Nearside Front Road wheel fractured (5.2.2 (a)) | 3 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 3 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 3 |
| Offside Front Shock absorbers has a serious fluid leak | 3 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 2 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 2 |
| Offside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 2 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 2 |
| Offside Front Position lamp not working |4.2.1 |a|| | 2 |
| Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear fog lamp obviously incorrectly positioned |1.3.2a| | 2 |
| Nearside Side repeater excessively damaged so that it is not visible from a reasonable distance |1.4.A.2e| | 2 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front Lower Suspension component ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Rear brake binding | 2 |
| Nearside Front Road wheel fractured |5.2.2 |a|| | 2 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 2 |
| 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 |
| Nearside Rear Fluid suspension unit leaking |2.4.D.2| | 2 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 2 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2 |
| Nearside Front Suspension component ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Offside Front Suspension component ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 2 |
| Front brake application uneven | 2 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 2 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 2 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 2 |
| Nearside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 2 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn Rear arm (5.3.4 (a) (i)) | 2 |
| Nearside Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Boot lid cannot be secured in the closed position (6.2.1 (e)) | 2 |
| Electronic parking brake control inoperative (1.1.6 (d)) | 2 |