| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 24 |
| Brake pipe excessively corroded | 22 |
| Headlamp aim out of alignment | 19 |
| Parking brake: efficiency below requirements |3.7.B.7| | 17 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 13 |
| Windscreen wiper does not clear the windscreen effectively | 12 |
| Service brake: efficiency below requirements |3.7.B.7| | 12 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Parking brake lever has no reserve travel |3.1.6b| | 8 |
| Rear parking brake recording little or no effort | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Horn not working |1.6.2a| | 6 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Registration plate issues | 5 |
| Brakes imbalanced across an axle | 4 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 4 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 3 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Side repeater not working |1.4.A.2c| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Windscreen has damage | 2 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 2 |
| Brake hose excessively deteriorated | 2 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 2 |
| Offside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 2 |
| Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Brake hose damaged | 1 |
| Rear brake application uneven | 1 |
| Offside Front Side repeater insecure |1.4.A.2b| | 1 |
| Nearside Brake pipe leaking |3.6.A.1| | 1 |
| Offside Brake pipe leaking |3.6.A.1| | 1 |
| Nearside Rear Brake lining|s| less than 1.5 mm thick |3.5.1g| | 1 |
| Offside Rear Brake lining|s| less than 1.5 mm thick |3.5.1g| | 1 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 1 |
| Power steering pump leaking from a failed seal |2.3.3b| | 1 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 1 |
| Steering column universal joint has excessive play |2.1.5| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Power steering pump leaking from a failed joint |2.3.3b| | 1 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front brake disc excessively scored |3.5.1h| | 1 |
| Offside Front brake disc excessively scored |3.5.1h| | 1 |
| Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Fuel tank leaking |7.2.3| | 1 |
| Front Fuel pipe leaking |7.2.3| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Emissions not tested |7.4.B.1| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Headlamp insecure |1.7.3| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Outer Front Upper Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Offside Outer Front Lower Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Centre Rear Upper Stop lamp not working |1.2.1b| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front Obligatory mirror missing |8.1.1| | 1 |
| Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Inner Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 1 |
| Offside Front An item not tested |Manual| | 1 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Bonnet retaining device ineffective |8.4.2| | 1 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar fractured |2.4.G.1| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Rear Exhaust has a major leak of exhaust gases hanger broken on rear scilencer |7.1.2| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Front Brake pedal spongy |3.3.B.1b| | 1 |
| Front Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Offside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Headlamp not working on main beam |1.7.5a| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Centre Front Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Nearside Front Upper Battery insecure |1.9.1| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Front brake application uneven | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Battery insecure |1.9.1| | 1 |
| Brake pipe inadequately supported |3.6.B.1| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |