| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1003 |
| Registration plate lamp issues | 948 |
| Parking brake: efficiency below requirements |3.7.B.7| | 624 |
| Brake pipe excessively corroded | 476 |
| Windscreen wiper does not clear the windscreen effectively | 425 |
| Rear parking brake recording little or no effort | 410 |
| Service brake: efficiency below requirements |3.7.B.7| | 356 |
| Brakes imbalanced across an axle | 352 |
| Rear brake application uneven | 248 |
| Horn not working |1.6.2a| | 150 |
| Offside Rear fog lamp not working |1.3.2b| | 147 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 145 |
| Front brake disc in such a condition that it is seriously weakened | 129 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 129 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 129 |
| Registration plate issues | 125 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 111 |
| Nearside Headlamp insecure |1.7.3| | 109 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 108 |
| Windscreen has damage | 104 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 101 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 99 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 98 |
| Driver`s seat insecure |6.2.A.1| | 92 |
| Offside Headlamp insecure |1.7.3| | 90 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 89 |
| Parking brake lever has no reserve travel |3.1.6b| | 89 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 81 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 81 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 78 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 77 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 77 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 75 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 73 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 70 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 63 |
| Nearside Stop lamp not working |1.2.1b| | 63 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 62 |
| Front brake application uneven | 60 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 60 |
| Offside Headlamp not working on main beam |1.7.5a| | 60 |
| Fuel system component leaking |7.2.3| | 60 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 60 |
| Offside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 58 |
| Battery insecure |1.9.1| | 57 |
| Power steering component|s| leaking |2.3.3b| | 54 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 51 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 49 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 46 |
| Emissions not tested |7.0| | 46 |
| Offside Stop lamp not working |1.2.1b| | 44 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 44 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 44 |
| Nearside Front Headlamp insecure |1.7.3| | 44 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 43 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 42 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 40 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 40 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 40 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 39 |
| Nearside Headlamp not working on main beam |1.7.5a| | 39 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 38 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 37 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 37 |
| Transmission brake efficiency below requirements |3.8.A.9/10| | 37 |
| Rear brake binding | 36 |
| Offside Front Headlamp insecure |1.7.3| | 35 |
| Offside front brake binding |3.7.B.1| | 35 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 35 |
| Offside rear brake grabbing severely |3.7.A.5b| | 34 |
| Nearside rear brake grabbing severely |3.7.A.5b| | 34 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 34 |
| Nearside front brake binding |3.7.B.1| | 33 |
| rear brakes release unevenly |3.7.B.4| | 33 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 33 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 32 |
| Rear Drag link end ball joint has excessive play |2.2.B.1f| | 32 |
| Exhaust system not adequately supported |7.1.1| | 32 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 31 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 31 |
| Offside Front brake disc excessively pitted |3.5.1h| | 31 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 30 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 30 |
| Nearside Front Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 29 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 29 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 29 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 28 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 28 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 28 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 27 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 27 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 25 |
| Offside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 25 |
| Brake hose excessively deteriorated | 24 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 24 |
| Brake pedal spongy |3.3.B.1b| | 23 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 23 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 22 |
| Offside Front Shock absorber insecure |2.7.2b| | 22 |
| Rear fog lamp tell tale not working |1.3.1b| | 22 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 22 |
| Nearside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 22 |
| Nearside Front Shock absorber insecure |2.7.2b| | 21 |
| Rear Exhaust has a part missing |7.1.1a| | 21 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 21 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 21 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 21 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 21 |
| Fuel pipe leaking |7.2.3| | 21 |
| Offside Front front brake binding |3.7.B.1| | 20 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 20 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 20 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 19 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 19 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 19 |
| Offside Rear Stop lamp not working |1.2.1b| | 19 |
| Nearside Rear rear brake grabbing severely |3.7.A.5b| | 18 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 18 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 18 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 18 |
| Nearside Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 18 |
| Bonnet cannot be secured in the closed position |8.4.1| | 18 |
| Offside Side repeater not working |1.4.A.2c| | 17 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 17 |
| Exhaust has a part missing |7.1.1a| | 17 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 17 |
| Rear Exhaust system not adequately supported |7.1.1| | 17 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 17 |
| Nearside Side repeater not working |1.4.A.2c| | 17 |
| Nearside Rear Braking system leaking |3.6.A.1| | 17 |
| Nearside Rear Stop lamp not working |1.2.1b| | 17 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 16 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 16 |
| Offside Front Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 16 |
| Steering column top bearing excessively worn |2.1.2c| | 16 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 16 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 16 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 16 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 16 |
| Front Steering damper leaking oil |2.2.C.1f| | 16 |
| Offside Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 15 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 15 |
| Rear fog lamp switch faulty |1.3.1a| | 15 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 15 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 15 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 15 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 15 |
| Centre Statutory seat belt missing |5.1.1| | 14 |
| Brake load sensing valve linkage seized |3.6.E.3| | 14 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 14 |
| Nearside Seat belt locking mechanism does not secure or release |5.2.5a| | 14 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 14 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 14 |
| Front passenger seat insecure |6.2.3| | 14 |
| Nearside Front Lower Shock absorber insecure |2.7.2b| | 14 |
| Direction indicators not working |1.4.A.2c| | 14 |
| Centre Exhaust system not adequately supported |7.1.1| | 14 |
| Offside Rear rear brake grabbing severely |3.7.A.5b| | 14 |
| Steering box has a significant oil leak |2.2.D.2e| | 14 |
| Offside Rear Drag link end ball joint has excessive play |2.2.B.1f| | 14 |
| Nearside Headlamp insecure |1.2.4b| | 14 |
| Power steering component|s| leaking from a failed seal |2.3.3b| | 13 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 13 |
| Nearside Obligatory mirror insecure |8.1.1| | 13 |
| An item not tested |Manual| | 13 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 13 |
| Nearside Rear brake drum contaminated by oil |3.5.1h| | 13 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 13 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 13 |
| Offside Front Direction indicator not working |1.4.A.2c| | 13 |
| Brake performance not tested |3.7.A.1| | 13 |
| Nearside Front front brake binding |3.7.B.1| | 12 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 12 |
| Rear Emergency exit door cannot be opened from outside the vehicle |6.2.D.1a| | 12 |
| Windscreen wiper blade insecure | 12 |
| Nearside Front Statutory seat belt missing |5.1.1| | 12 |
| Nearside Headlamp not in good working order affecting the beam image |1.2.4a| | 12 |
| Rear fog lamp not working |1.3.2b| | 12 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 12 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 12 |
| Anti-lock braking system warning lamp indicates an ABS fault | 12 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Steering system excessively tight |2.2.D.1| | 11 |
| Nearside Front Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 11 |
| Offside Obligatory mirror missing |8.1.1| | 11 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 11 |
| Steering damper leaking oil |2.2.C.1f| | 11 |
| Bonnet retaining device ineffective |8.4.2| | 11 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 11 |
| Offside Rear brake drum contaminated by oil |3.5.1h| | 11 |
| Rear Rear fog lamp not working |1.3.2b| | 11 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 11 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 11 |
| Offside Rear Braking system leaking |3.6.A.1| | 11 |
| Power steering pump leaking from a failed component |2.3.3b| | 11 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 11 |
| Horn does not function |6.2.1b| | 10 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 10 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 10 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 10 |
| Offside Front Shock absorber has a serious fluid leak |2.6.3| | 10 |
| Nearside Front position lamp|s| not in good working order |not working| |1.1.4a| | 10 |
| Offside Front Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 10 |
| Nearside front brake juddering severely |3.7.A.2b| | 10 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 10 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 10 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 10 |
| Front brake disc excessively pitted |3.5.1h| | 10 |
| Brake load sensing valve seized |3.6.E.3| | 10 |
| Offside Front Driver`s seat insecure |6.2.A.1| | 10 |
| Centre Steering damper leaking oil |2.2.C.1f| | 10 |
| Centre Seat belt locking mechanism does not secure or release |5.2.5a| | 10 |
| Nearside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 10 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 10 |
| Fuel tank leaking |7.2.3| | 10 |
| Offside Front brake disc excessively scored |3.5.1h| | 10 |
| Fuel hose leaking |7.2.3| | 10 |