| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 164 |
| Headlamp aim out of alignment | 155 |
| Brake pipe excessively corroded | 101 |
| Parking brake: efficiency below requirements |3.7.B.7| | 87 |
| Windscreen wiper does not clear the windscreen effectively | 65 |
| Rear parking brake recording little or no effort | 51 |
| Brakes imbalanced across an axle | 51 |
| Service brake: efficiency below requirements |3.7.B.7| | 39 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 28 |
| Rear brake application uneven | 28 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 25 |
| Offside Rear fog lamp not working |1.3.2b| | 25 |
| Registration plate issues | 24 |
| Emissions not tested |7.0| | 23 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 22 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 21 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Parking brake lever has no reserve travel |3.1.6b| | 19 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 19 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 18 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 17 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 17 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 17 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 16 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 16 |
| Offside Headlamp insecure |1.7.3| | 16 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Horn not working |1.6.2a| | 15 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 13 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Nearside Stop lamp not working |1.2.1b| | 12 |
| Nearside Headlamp insecure |1.7.3| | 12 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 11 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 11 |
| Windscreen has damage | 10 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 10 |
| Front brake application uneven | 10 |
| Driver`s seat insecure |6.2.A.1| | 10 |
| Nearside Headlamp not working on main beam |1.7.5a| | 10 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 10 |
| Power steering component|s| leaking |2.3.3b| | 10 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 10 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 9 |
| Battery insecure |1.9.1| | 9 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 8 |
| Offside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 8 |
| Offside Front Headlamp insecure |1.7.3| | 8 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 8 |
| Rear Exhaust system not adequately supported |7.1.1| | 8 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 8 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 8 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Rear brake binding | 7 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 7 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 7 |
| Rear Exhaust has a part missing |7.1.1a| | 7 |
| Nearside Front Headlamp insecure |1.7.3| | 7 |
| Nearside front brake binding |3.7.B.1| | 7 |
| Rear fog lamp not working |1.3.2b| | 6 |
| Nearside Front Shock absorber insecure |2.7.2b| | 6 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 6 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 6 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Exhaust system not adequately supported |7.1.1| | 6 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 6 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 6 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 5 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 5 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 5 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 5 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 5 |
| Offside Headlamp not working on main beam |1.7.5a| | 5 |
| Centre Steering damper leaking oil |2.2.C.1f| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Brake hose excessively deteriorated | 5 |
| Bonnet cannot be secured in the closed position |8.4.1| | 5 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 5 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 5 |
| Brake hose has insufficient room to move | 4 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 4 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 4 |
| Front brake disc excessively pitted |3.5.1h| | 4 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Offside Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| Rear Drag link end ball joint has excessive play |2.2.B.1f| | 4 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 4 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 4 |
| An item not tested |Manual| | 4 |
| Front Exhaust system not adequately supported |7.1.1| | 4 |
| Fuel system component insecure |7.2.1| | 4 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 4 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 4 |
| Brake load sensing valve linkage seized |3.6.E.3| | 4 |
| Nearside rear brake grabbing severely |3.7.A.5b| | 4 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 4 |
| Offside Front Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 3 |
| Offside Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Nearside Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 3 |
| Fuel system component leaking |7.2.3| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 3 |
| Nearside Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Power steering inoperative |2.3.3a| | 3 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Offside Obligatory mirror missing |8.1.1| | 3 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 3 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 3 |
| Nearside Obligatory mirror missing |8.1.1| | 3 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Front passenger seat insecure |6.2.3| | 3 |
| Offside Front brake disc excessively pitted |3.5.1h| | 3 |
| Centre Exhaust system not adequately supported |7.1.1| | 3 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Steering box has a significant oil leak |2.2.D.2e| | 3 |
| Rear Brake hose excessively damaged |3.6.B.4d| | 3 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 3 |
| Offside Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 3 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Offside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 3 |
| Exhaust has a part missing |7.1.1a| | 3 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Nearside Rear Wheel nut|s| loose |4.2.A.1e| | 3 |
| rear brakes release unevenly |3.7.B.4| | 3 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Front Shock absorber insecure |2.7.2b| | 3 |
| Centre Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Braking system leaking |3.6.A.1| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Offside Towbar locking device missing |6.6.3b| | 2 |
| Fuel cap/sealing device missing |7.2.4a| | 2 |
| Brake hose damaged | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Fuel tank leaking |7.2.3| | 2 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Offside Rear Brake pipe fouled by moving parts |3.6.B.2a| | 2 |
| Exhaust engine idle speed too high |7.3.A.2a| | 2 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 2 |
| Offside Front Leaf spring has excessive side play at eye |shackle| |2.4.B.4| | 2 |
| Offside Rear rear brake grabbing severely |3.7.A.5b| | 2 |
| Offside Front Leaf spring eye defective |shackle| |2.4.B.1b| | 2 |
| Offside Rear wheel cylinder leaking |3.6.A.1| | 2 |
| Centre Statutory seat belt missing |5.1.1| | 2 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |1.9.4| | 2 |
| Nearside Rear Brake lining|s| less than 1.5 mm thick |3.5.1g| | 2 |
| Steering damper leaking oil |2.2.C.1f| | 2 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Brake pedal spongy |3.3.B.1b| | 2 |
| Nearside Rear Braking system leaking |3.6.A.1| | 2 |
| Fuel tank insecure |7.2.1| | 2 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Power steering pipe|s| or hose|s| leaking from a seal |2.3.3b| | 2 |
| Nearside Front Headlamp not in good working order |not working| |1.2.4a| | 2 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Offside front brake juddering severely |3.7.A.2b| | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Direction indicators not working |1.4.A.2c| | 2 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Offside rear brake grabbing severely |3.7.A.5b| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Front Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Offside Front Side repeater not working |1.4.A.2c| | 2 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Offside Headlamp adversely affected by the operation of another lamp |1.7.5c| | 2 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 2 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Inner Front brake disc excessively pitted |3.5.1h| | 2 |
| Power steering component|s| leaking from a failed seal |2.3.3b| | 2 |
| Nearside Front Lower Shock absorber insecure |2.7.2b| | 2 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear Brake pipe kinked |3.6.B.2b| | 2 |
| Front Steering damper leaking oil |2.2.C.1f| | 2 |
| Nearside Windscreen wiper blade missing |8.2.2| | 2 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Centre Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 2 |
| Nearside Front Side repeater not working |1.4.A.2c| | 2 |
| Parking brake: efficiency below requirements |3.7.D.4| | 2 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Obligatory mirror insecure |8.1.1| | 2 |
| Brake load sensing valve seized |3.6.E.3| | 2 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 2 |