| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 22 |
| Headlamp aim out of alignment | 17 |
| Registration plate lamp issues | 11 |
| Service brake: efficiency below requirements |3.7.B.7| | 10 |
| Parking brake: efficiency below requirements |3.7.B.7| | 10 |
| Rear brake application uneven | 9 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 8 |
| Rear parking brake recording little or no effort | 7 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 5 |
| Brake pipe excessively corroded | 5 |
| Registration plate issues | 4 |
| Brakes imbalanced across an axle | 4 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Horn not working |1.6.2a| | 3 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 3 |
| Rear fog lamp switch faulty |1.3.1a| | 3 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Rear fog lamp tell tale not working |1.3.1b| | 3 |
| Offside Side repeater not working |1.4.A.2c| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Battery insecure |1.9.1| | 2 |
| Windscreen wiper blade insecure | 2 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Centre Statutory seat belt missing |5.1.1| | 2 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Offside Front Shock absorber insecure |2.7.2b| | 2 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 2 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Front brake application uneven | 2 |
| Brake hose excessively deteriorated | 2 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 2 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Offside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Steering column top mounting bracket insecure |2.1.2d| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Front position lamp|s| 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 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Steering system excessively rough |2.2.D.1| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Towbar mounting obviously of an inappropriate type |6.6.2| | 1 |
| Towbar component insecure |6.6.1| | 1 |
| Towbar component excessively corroded |6.6.1| | 1 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Offside Front Drag link end ball pin shank loose |2.2.B.1c| | 1 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Centre Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Rear Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Offside Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Rear brake binding | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Rear Fuel hose leaking |7.2.3| | 1 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Spare wheel carrier insecure |6.4.2| | 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 brake binding |3.7.B.1| | 1 |
| Offside Rear brake drum contaminated by oil |3.5.1h| | 1 |
| Front Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 1 |
| Nearside Headlamp does not operate immediately when selected on main beam |1.7.4a| | 1 |
| Offside Headlamp does not operate immediately when selected on main beam |1.7.4a| | 1 |
| Position lamp switch faulty |1.1.A.1| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Exhaust system not adequately supported |7.1.1| | 1 |
| Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 1 |
| Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Offside Front Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Nearside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Rear wheel cylinder leaking |3.6.A.1| | 1 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Front Exhaust has a major leak of exhaust gases |6.3.2a| | 1 |
| Offside Front Leaf spring has a deteriorated shackle rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Offside rear brakes release unevenly |3.8.A.6| | 1 |
| An item not tested |Manual| | 1 |
| Exhaust has a major leak of exhaust gases |6.3.2a| | 1 |
| Front front brakes release unevenly |3.8.A.2d| | 1 |
| Offside rear brake grabbing severely |3.8.A.5b| | 1 |
| Nearside rear brake recording little or no effort |3.8.A.4a| | 1 |
| Transmission brake efficiency below requirements |3.8.A.9/10| | 1 |
| Nearside Front Headlamp not in good working order affecting the beam image |1.2.4a| | 1 |
| Offside Front Headlamp not in good working order affecting the beam image |1.2.4a| | 1 |
| Offside Rear rear brakes release unevenly |3.8.A.6| | 1 |
| Offside Side repeater missing |1.4.A.2b| | 1 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Body has a projection caused by damage |6.1.C.1| | 1 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 1 |
| Nearside Seat belt insecurely fixed to the seat |5.2.1a| | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Nearside Front Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Offside Front Leaf spring has excessive side play at eye |anchor| |2.4.B.4| | 1 |
| Nearside Rear wheel cylinder leaking |3.6.A.1| | 1 |
| Nearside Front Front passenger seat insecure |6.2.3| | 1 |
| Nearside Rear rear brake grabbing severely |3.7.A.5b| | 1 |
| Offside Rear rear brake grabbing severely |3.7.A.5b| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Brake master cylinder fluid level below minimum level |3.6.G.1e| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 1 |
| Statutory seat belt missing |5.1.1| | 1 |
| Nearside Front Seat belt flexible stalk damaged likely to lead to failure under load |5.2.4a| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 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 |
| Rear Exhaust has a part missing |7.1.1a| | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 1 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 1 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Nearside Rear rear brakes release unevenly |3.7.B.4| | 1 |
| Offside Inner Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 1 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Brake pedal creeps down under servo assistance and touches the floor |3.3.C.3| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Offside Front All position lamps not working |1.1.A.3b| | 1 |
| Nearside Statutory seat belt missing |5.1.1| | 1 |
| Nearside Inner Front Statutory seat belt missing |5.1.1| | 1 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Emissions not tested |7.0| | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Passengers seat insecure (6.2.6 (a) (ii)) | 1 |
| Nearside Front Seat belt of the wrong type (7.1.2 (c)) | 1 |
| Main beam tell-tale not working (4.9.1 (a) (ii)) | 1 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Offside Windscreen wiper not working |3.4 |a|| | 1 |
| Nearside Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Offside Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Leaf spring to axle securing nut insecure |2.4.B.7b| | 1 |
| Nearside Rear Leaf spring saddle is moving relative to the spring |2.4.B.7a| | 1 |
| Front Shock absorber has a serious fluid leak |2.7.3| | 1 |