| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Brake pipe excessively corroded | 12 |
| Parking brake: efficiency below requirements |3.7.B.7| | 8 |
| Rear parking brake recording little or no effort | 8 |
| Brake hose excessively deteriorated | 7 |
| Brakes imbalanced across an axle | 5 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 5 |
| Front brake application uneven | 4 |
| Registration plate issues | 4 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Registration plate lamp issues | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Windscreen has damage | 3 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Offside Rear coil spring fractured |2.4.C.1a| | 3 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Brake hose damaged | 2 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 2 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Lower Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 1 |
| Nearside Outer Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Upper Tie bar/rod has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Offside Rear Upper Tie bar/rod has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Outer Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Semaphore indicator arm arm does not show an amber light to the rear |1.4.C.1b| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Offside Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Offside Rear Lower Coil spring not correctly located |2.4.C.2| | 1 |
| Nearside Front Lower Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Nearside Front All position lamps not working |1.1.A.3b| | 1 |
| Offside Front All position lamps not working |1.1.A.3b| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Windscreen wiper does not clear the windscreen effectively | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Brake hose twisted |3.6.B.4c| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Offside front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Offside Front Fuel pipe insecure |7.2.1| | 1 |
| Offside Front Fuel pipe excessively chafed |7.2.2| | 1 |
| Offside Steering system fouling |2.2.D.2a| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 1 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 1 |
| Nearside Front Anti-roll bar rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Front Fuel system component insecure |7.2.1| | 1 |
| Front Fuel system component insecure |7.2.1| | 1 |
| Rear Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Rear Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 1 |