| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 12 |
| Windscreen wiper does not clear the windscreen effectively | 11 |
| Nearside Stop lamp not working |1.2.1b| | 10 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Registration plate lamp issues | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Rear brake binding | 2 |
| Brake load sensing valve linkage seized |3.6.E.3| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Centre Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 1 |
| Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Horn not working |1.6.2a| | 1 |
| Brake slack adjuster has restricted free movement |3.5.1k| | 1 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Rear Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1 |
| Rear Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Rear Exhaust emissions hydrocarbon 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 Front Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Rear Lower Hand operated control valve malfunctioning |3.2.2c| | 1 |
| Nearside Rear Lower Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front brake disc excessively scored |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Fuel cap/sealing device missing |7.2.4a| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Driver`s airbag missing |5.4.1| | 1 |
| Centre Upper Stop lamp not working |1.2.1b| | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded door sill |5.2.6| | 1 |
| Brake load sensing valve seized |3.6.E.3| | 1 |
| Offside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Nearside Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Offside Side repeater incomplete |1.5.A1b| | 1 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 1 |
| Offside Front Headlamp aim beam image too far to the left |1.6.B4| | 1 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Brakes imbalanced across an axle | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Rear Brake load sensing valve seized |3.6.E.3| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Brake pipe excessively corroded | 1 |
| Horn sounds harsh or grating |1.6.2e| | 1 |
| Offside Rear Inner Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Subframe mounting prescribed area is excessively corroded jacking point holed |2.4.A.3| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Exhaust emissions - engine idle speed too high (8.2.1.2 (e)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 1 |
| Nearside Rear Seat belt anchorage prescribed area strength or continuity significantly reduced inner and outer sill |7.1.1 |a| |i|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Offside Inner Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Outer Seat belt anchorage prescribed area is excessively corroded sill | holed| |5.2.6| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Brake hose excessively deteriorated | 1 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |