| Most common failures | No# failures |
|---|
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 29 |
| Brake pipe excessively corroded | 22 |
| Headlamp aim out of alignment | 16 |
| Registration plate lamp issues | 14 |
| Windscreen wiper does not clear the windscreen effectively | 9 |
| Offside Side repeater not working |1.4.A.2c| | 8 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 8 |
| Brakes imbalanced across an axle | 8 |
| Offside Steering rack gaiter split |2.2.D.2d| | 6 |
| Horn not working |1.6.2a| | 6 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 5 |
| Nearside Side repeater not working |1.4.A.2c| | 5 |
| Rear brake binding | 4 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 4 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 4 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Power steering component|s| leaking |2.3.3b| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Direction indicator not working |1.4.A.2c| | 3 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 3 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 2 |
| Horn control insecure |1.6.1| | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Rear brake application uneven | 2 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Power steering pump leaking from a failed component |2.3.3b| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Nearside Rear Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 2 |
| Offside Rear Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 2 |
| Horn sounds harsh or grating |1.6.2e| | 2 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 1 |
| Windscreen has damage | 1 |
| Nearside Front brake caliper securing device missing |3.5.1j| | 1 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 1 |
| Offside Front Wheel nut|s| loose |4.2.A.1e| | 1 |
| Offside Front Upper Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Nearside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Rear Body has a projection caused by damage |6.1.C.1| | 1 |
| Nearside Rear Seat belt attachment fitting badly deteriorated |5.2.3| | 1 |
| Offside Rear Seat belt attachment fitting badly deteriorated |5.2.3| | 1 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Offside Obligatory mirror insecure |8.1.1| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Offside Rear Upper Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside Inner Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Inner Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Offside Front Direction indicators not working |1.4.A.2c| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Offside Front Braking system leaking caliper |3.6.A.1| | 1 |
| Steering rack gaiter split nearside |2.2.D.2d| | 1 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Outer Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Power steering pipe|s| or hose|s| leaking from a seal |2.3.3b| | 1 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Offside Steering system fouling |2.2.D.2a| | 1 |
| Front Headlamp incorrect colour |1.7.5b| | 1 |
| Nearside Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Front Brake pipe leaking |3.6.A.1| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Power steering malfunctioning |2.3.3a| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Offside Front Brake hose leaking |3.6.A.1| | 1 |
| Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Emissions not tested |7.0| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Offside Side repeater incomplete |1.5.A1b| | 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 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Offside Upper Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Headlamp does not operate immediately when selected on dipped beam |1.7.4a| | 1 |
| Nearside Front Brake hose leaking |3.6.A.1| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear Brake back plate|s| securing device excessively deteriorated |3.5.1j| | 1 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Brake servo vacuum pipe collapsed |3.6.C.1b| | 1 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 1 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Nearside Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Nearside Rear Exhaust mounting missing |7.1.1b| | 1 |
| Offside Rear Exhaust mounting missing |7.1.1b| | 1 |
| Nearside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Braking system leaking |3.6.A.1| | 1 |
| Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Front brake application uneven | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Offside Front An item not tested |Manual| | 1 |
| Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Speedometer cannot be illuminated. |6.7.3| | 1 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Stop lamp(s) remains on when the brakes are released (4.3.2 (a) (iii)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Rear Brake pipe connection leaking on a hydraulic braking system into flexy (1.1.11 (b) (ii)) | 1 |
| Offside Rear Brake pipe connection leaking on a hydraulic braking system out of flexy (1.1.11 (b) (ii)) | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Rear Seat belt anchorage prescribed area strength or continuity significantly reduced (7.1.1 (a) (i)) | 1 |
| Offside Rear Seat belt anchorage prescribed area strength or continuity significantly reduced (7.1.1 (a) (i)) | 1 |
| Power steering pipe/hose leaking (2.1.5 (a)) | 1 |
| Nearside Front Seat belt buckle not functioning as intended Does not latch securely (7.1.2 (d)) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Nearside Rear Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |