| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 50 |
| Windscreen wiper does not clear the windscreen effectively | 41 |
| Registration plate lamp issues | 35 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 30 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 15 |
| Offside Headlamp insecure |1.7.3| | 15 |
| Offside Rear fog lamp not working |1.3.2b| | 14 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 12 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 11 |
| Brake pipe excessively corroded | 11 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 10 |
| Registration plate issues | 10 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9 |
| Rear brake binding | 9 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Headlamp insecure |1.7.3| | 7 |
| Nearside Rear Stop lamp not working |1.2.1b| | 7 |
| Brakes imbalanced across an axle | 7 |
| Nearside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 7 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 7 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 7 |
| Horn not working |1.6.2a| | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Emissions not tested |7.0| | 6 |
| Brake hose excessively deteriorated | 6 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Front Headlamp insecure |1.7.3| | 5 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 4 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 4 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Windscreen has damage | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 3 |
| An item not tested |Manual| | 3 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Offside Front coil spring incomplete |2.4.C.1a| | 2 |
| Nearside Headlamp aim beam image kick up to the offside |1.6.B1| | 2 |
| Offside Headlamp aim beam image kick up to the offside |1.6.B1| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 2 |
| Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Windscreen wiper blade insecure | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Front Headlamp insecure |1.7.3| | 2 |
| Nearside Brake cable has wires broken and is significantly weakened |3.5.1b| | 2 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Driver`s seat insecure |6.2.A.1| | 2 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2 |
| Nearside Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Nearside Rear Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Offside Front Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Rear fog lamp obviously incorrectly positioned |1.3.2a| | 1 |
| Front Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Battery insecure |1.9.1| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Headlamp aim beam image too far to the right |1.6.B4| | 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 |
| Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak Flexy Pipe/ Centre Box (8.2.1.1 (b)) | 1 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Emissions not tested Engine Misfire |8.2.1.2 |d|| | 1 |
| Offside Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Driver`s seat fore and aft adjustment mechanism not functioning as intended. |6.2.A.3| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings Jacking point holed into floor |6.1.B.2| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Offside Rear Brake pipe inadequately clipped clip missing on axle |3.6.B.1| | 1 |
| Nearside Rear coil spring broken |2.4.C.1a| | 1 |
| Nearside Front coil spring broken |2.4.C.1a| | 1 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Front Brake hose leaking |3.6.A.1| | 1 |
| Nearside Headlamp insecure |4.1.1 |c|| | 1 |
| Centre Rear Statutory seat belt missing |5.1.1| | 1 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Upper Rear passenger seat cannot be secured in the upright position. |6.2.3| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Offside Side repeater insecure |1.4.A.2b| | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings behind shock absorber |6.1.B.2| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings inner sill |6.1.B.2| | 1 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings inner sill |6.1.B.2| | 1 |
| Rear brake application uneven | 1 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Rear Coil spring corroded so that its cross sectional area is reduced and seriously weakened |5.3.1 |b| |i|| | 1 |
| Exhaust emissions likely to be affected by an exhaust leak |8.2.1.1 |b|| | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 1 |
| Offside Rear Inner Subframe mounting prescribed area is excessively corroded arch |2.4.A.3| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Rear Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1 |
| Rear Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Nearside Headlamp aim beam image too far to the right |1.6.B4| | 1 |
| Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Centre Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Axle beam cracked |2.5.A.5a| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Brake pivot has restricted free movement |3.5.1k| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Upper Stop lamp not working |1.2.1b| | 1 |
| Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front position lamp|s| obscured more than 50% |1.1.A.3c| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Front brake application uneven | 1 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Semaphore indicator tell tale not working correctly |1.4.C.2| | 1 |
| Offside Side repeater incomplete |1.5.A1b| | 1 |
| Nearside Front Braking system leaking |3.6.A.1| | 1 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength crossmember |5.3.6 |a| |i|| | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner/outer sill |5.3.6 |a| |i|| | 1 |
| Emissions not tested due to major exhaust leak |8.2.1.2 |d|| | 1 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Nearside Front Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Suspension arm attachment bracket/mounting corroded and its strength is seriously reduced |2.4.G.1| | 1 |
| Offside Rear coil spring fractured |2.4.C.1a| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Rear Shock absorber casing corroded externally so the unit does not function |2.7.2a| | 1 |
| Offside Front Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Rear Rear fog lamp does not face the rear |1.3.2a| | 1 |
| Nearside Front Suspension arm severely distorted |2.4.G.1| | 1 |
| Nearside Front Steering arm deformed and unserviceable |2.2.C.1d| | 1 |
| Offside Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Front Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Front Brake lining|s| less than 1.5 mm thick |3.5.1g| | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Inner Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front All position lamps not working |1.1.A.3b| | 1 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Rear Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded inside wheel arch towards front |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded inside arch towards front |2.4.A.3| | 1 |
| Nearside Seat belt anchorage prescribed area is excessively corroded outer sill |5.2.6| | 1 |
| Offside Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Front Headlamp insecure |1.7.3| | 1 |
| Nearside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Front Front position lamp|s| obviously incorrectly positioned |1.1.A.3a| | 1 |
| Nearside Front Front position lamp|s| obviously incorrectly positioned |1.1.A.3a| | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear fog lamp does not emit a steady red light |1.3.2e| | 1 |
| Nearside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Obligatory mirror insecure |8.1.1| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |