| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 16 |
| Brakes imbalanced across an axle | 15 |
| Headlamp aim out of alignment | 10 |
| Brake pipe excessively corroded | 10 |
| Service brake: efficiency below requirements |3.7.B.7| | 7 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 7 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Front brake application uneven | 5 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 5 |
| Hazard warning switch faulty |1.4.B.1d| | 5 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 5 |
| Rear brake application uneven | 5 |
| Registration plate lamp issues | 4 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 4 |
| Registration plate issues | 4 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Emissions not tested |7.0| | 3 |
| Horn not working |1.6.2a| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Rear brake binding | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Braking system leaking |3.6.A.1| | 2 |
| Nearside Direction indicators not working |1.4.A.2c| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 2 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Fuel cap/sealing device ineffective |6.1.3 |b| |i|| | 2 |
| Front Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 2 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 2 |
| front brakes release unevenly |3.7.B.4| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| All direction indicators not working hazard switch retaining clip was being moved into contact with indicator feed wiring now corrected |4.4.1 |a| |ii|| | 1 |
| Nearside Direction indicators flashing less than 60 times a minute not flashing nearside rear lamp stays on |1.4.A.2g| | 1 |
| Rear front brakes release unevenly |3.7.B.4| | 1 |
| Exhaust emissions hydrocarbon content excessive engine miss firing possible tight tappets |7.3.B.1b| | 1 |
| Hazard warning lamps inoperative all hazards not working |1.4.B.1b| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Brake pedal anti-slip provision loose |3.3.A.1b| | 1 |
| Nearside Front Battery insecure |1.9.1| | 1 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Seat belt affected by an insecure seat fixing |5.2.1b| | 1 |
| Offside Seat belt affected by an insecure seat fixing |5.2.1b| | 1 |
| Offside Front Lower Shock absorber insecure |2.7.2b| | 1 |
| Windscreen wiper blade insecure | 1 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Headlamp aim not tested |1.8.A.1c| | 1 |
| Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Offside Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 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 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Offside Inner Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Offside Front Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Obligatory mirror does not provide a view to the rear |8.1.2b| | 1 |
| Nearside Rear brake drum contaminated by brake fluid |3.5.1h| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Nearside Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside Front coil spring fractured |2.4.C.1a| | 1 |
| Nearside Front Vehicle structure 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 |
| Offside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Nearside Rear Leaf spring shackle pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Rear Leaf spring shackle pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Exhaust engine idle speed too high |7.3.A.2a| | 1 |
| Front Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Battery insecure |1.9.1| | 1 |
| Electrical wiring inadequately supported |1.9.2a| | 1 |
| Nearside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Offside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Offside Direction indicators not working |1.4.A.2c| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Brake servo insecurely mounted |3.6.A.2a| | 1 |
| Nearside Front Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Seat belt anchorage prescribed area is fractured |5.2.6| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Upper Front position lamp|s| not working |1.1.A.3b| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Centre Exhaust mounting missing |7.1.1b| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Rear Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Brake pipe leaking |3.6.A.1| | 1 |
| Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Nearside Obligatory mirror does not provide a view to the rear |8.1.2b| | 1 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Offside front brake grabbing severely |3.7.A.2b| | 1 |
| Nearside rear brake grabbing severely |3.7.A.5b| | 1 |
| Exhaust emits clearly visible black smoke during acceleration |7.3.A.2c| | 1 |
| Offside Front Upper Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Exhaust emits dense blue smoke at idle (8.2.1.2 (f)) | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Body component corroded and likely to cause injury Door (6.2.1 (a) (i)) | 1 |
| Nearside Obligatory mirror missing (3.3 (a)) | 1 |
| Nearside Rear Service brake lagging in operation (1.2.1 (d)) | 1 |