| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 168 |
| Brake pipe excessively corroded | 153 |
| Windscreen wiper does not clear the windscreen effectively | 116 |
| Registration plate lamp issues | 115 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 58 |
| Parking brake: efficiency below requirements |3.7.B.7| | 51 |
| Nearside Stop lamp not working |1.2.1b| | 45 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 43 |
| Offside Stop lamp not working |1.2.1b| | 42 |
| Rear parking brake recording little or no effort | 36 |
| Registration plate issues | 36 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 30 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 27 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 27 |
| Nearside Rear Stop lamp not working |1.2.1b| | 26 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 25 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 24 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 24 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 24 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 23 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 22 |
| Offside Rear coil spring fractured |2.4.C.1a| | 21 |
| Brakes imbalanced across an axle | 19 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 19 |
| Offside Rear Stop lamp not working |1.2.1b| | 19 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 16 |
| Rear Exhaust system not adequately supported |7.1.1| | 15 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 14 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 13 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Battery insecure |1.9.1| | 12 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Rear coil spring broken |2.4.C.1a| | 12 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 11 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 11 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Offside Rear fog lamp not working |1.3.2b| | 10 |
| Rear brake binding | 10 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 10 |
| Windscreen has damage | 10 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Brake hose excessively deteriorated | 10 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 9 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Fuel cap/sealing device missing |7.2.4a| | 8 |
| Anti-lock braking system warning lamp indicates an ABS fault | 8 |
| Nearside Rear coil spring broken |2.4.C.1a| | 8 |
| Offside Front coil spring incomplete |2.4.C.1a| | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Headlamp insecure |1.7.3| | 7 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Brake load sensing valve seized |3.6.E.3| | 6 |
| Offside Front coil spring broken |2.4.C.1a| | 6 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 6 |
| Brake load sensing valve linkage seized |3.6.E.3| | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 6 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 5 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Rear brake application uneven | 5 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 5 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Headlamp insecure |1.7.3| | 5 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 5 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 4 |
| Nearside Front coil spring broken |2.4.C.1a| | 4 |
| Horn not working |1.6.2a| | 4 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 4 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 4 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Nearside Front Anti-roll bar linkage worn and seriously weakened |2.4.G.1| | 4 |
| Rear Brake load sensing valve seized |3.6.E.3| | 4 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 4 |
| Fuel system component leaking |7.2.3| | 4 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 4 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 4 |
| Windscreen wiper blade insecure | 4 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 3 |
| Nearside Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 3 |
| Front brake application uneven | 3 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Emissions not tested (8.2.1.2 (d)) | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Offside Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 3 |
| Offside Steering rack gaiter split |2.2.D.2d| | 3 |
| Nearside Front Headlamp insecure |1.7.3| | 3 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 3 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 3 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Nearside Front coil spring fractured |2.4.C.1a| | 3 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 3 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 3 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 3 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 3 |
| Fuel cap/sealing device sealing washer torn |7.2.4c| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Exhaust system not adequately supported |7.1.1| | 3 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 3 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 3 |