| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 167 |
| Parking brake: efficiency below requirements |3.7.B.7| | 114 |
| Windscreen wiper does not clear the windscreen effectively | 110 |
| Registration plate lamp issues | 75 |
| Rear parking brake recording little or no effort | 59 |
| Registration plate issues | 56 |
| Service brake: efficiency below requirements |3.7.B.7| | 53 |
| Offside Rear fog lamp not working |1.3.2b| | 52 |
| Brake pipe excessively corroded | 43 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 38 |
| Brakes imbalanced across an axle | 37 |
| Horn not working |1.6.2a| | 36 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 29 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 29 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 28 |
| Nearside Stop lamp not working |1.2.1b| | 28 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 27 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 27 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 26 |
| Parking brake lever has no reserve travel |3.1.6b| | 26 |
| Rear fog lamp tell tale not working |1.3.1b| | 25 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 25 |
| Offside Stop lamp not working |1.2.1b| | 23 |
| Rear brake binding | 21 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 21 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 20 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 20 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 18 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 18 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 16 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 16 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 16 |
| Nearside Rear Stop lamp not working |1.2.1b| | 16 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 15 |
| Offside front brake binding |3.7.B.1| | 14 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 13 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Offside Front front brake binding |3.7.B.1| | 12 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 12 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 12 |
| Rear fog lamp not working |1.3.2b| | 12 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 12 |
| Battery insecure |1.9.1| | 11 |
| Brake hose excessively deteriorated | 11 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 10 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 10 |
| Front brake application uneven | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 10 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 10 |
| Nearside front brake binding |3.7.B.1| | 10 |
| Offside Rear Stop lamp not working |1.2.1b| | 10 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 9 |
| Nearside Headlamp not working on main beam |1.7.5a| | 9 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 9 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Nearside Front coil spring fractured |2.4.C.1a| | 9 |
| Offside Front coil spring fractured |2.4.C.1a| | 9 |
| Offside Rear fog lamp missing |1.3.2a| | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Windscreen has damage | 8 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 8 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 8 |
| Rear Exhaust system not adequately supported |7.1.1| | 8 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Brake hose has insufficient room to move | 8 |
| Windscreen wiper blade insecure | 7 |
| Rear brake application uneven | 7 |
| Nearside Front front brake binding |3.7.B.1| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 7 |
| Emissions not tested |7.0| | 7 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Bonnet cannot be secured in the closed position |8.4.1| | 7 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Rear fog lamp emits a light other than red |1.3.2e| | 6 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 6 |
| Horn control missing |1.6.1| | 6 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Offside Rear Statutory seat belt missing |5.1.1| | 6 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 6 |
| rear brake recording little or no effort |3.7.B.5a| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 6 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Rear brake disc in such a condition that it is seriously weakened | 6 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 6 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 6 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 6 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 6 |
| Brake hose damaged | 6 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Fuel tank leaking |7.2.3| | 6 |
| Rear Rear fog lamp not working |1.3.2b| | 5 |
| Nearside Headlamp insecure |1.7.3| | 5 |
| Centre Exhaust mounting missing |7.1.1b| | 5 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 5 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Power steering inoperative |2.3.3a| | 5 |
| Mechanical brake component has restricted free movement | 5 |
| Rear fog lamp switch missing |1.3.1a| | 5 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 5 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 5 |
| Nearside Side repeater not working |1.4.A.2c| | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 5 |
| Offside Front coil spring incomplete |2.4.C.1a| | 5 |
| Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Rear brake disc excessively pitted |3.5.1h| | 5 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 5 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 4 |
| Driver`s seat insecure |6.2.A.1| | 4 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Offside Front Side repeater not working |1.4.A.2c| | 4 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 4 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 4 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 4 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Nearside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 4 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 4 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 4 |
| Exhaust engine idle speed too high |7.3.A.2a| | 4 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 4 |
| Offside Rear brake disc excessively scored |3.5.1h| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 4 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 4 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 3 |
| Exhaust system not adequately supported |7.1.1| | 3 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Windscreen washer not working | 3 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Brake pipe inadequately supported |3.6.B.1| | 3 |
| Offside Front Brake pipe inadequately supported |3.6.B.1| | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Steering rack insecure |2.2.B.1a| | 3 |
| Brake master cylinder fluid level below minimum level |3.6.G.1e| | 3 |
| Offside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Offside Front coil spring cracked |2.4.C.1a| | 3 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 3 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 3 |
| Offside Front An item not tested |Manual| | 3 |
| Nearside Front Braking system leaking |3.6.A.1| | 3 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Offside Front Steering locking device missing |2.2.C.1g| | 3 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 3 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 3 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| rear parking |secondary| brakes imbalanced | 3 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Nearside Front Lower Suspension arm locating pin locking device missing |2.4.G.3b| | 3 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Exhaust mounting missing |7.1.1b| | 3 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| brake disc excessively pitted |3.5.1h| | 3 |
| Nearside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Position lamp switch insecure |1.1.A.1| | 3 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Nearside Rear brake caliper leaking |3.6.A.1| | 3 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Side repeater not working |1.4.A.2c| | 3 |
| Offside Front Front suspension locking device missing |2.5.A.4| | 3 |
| Nearside Front Front suspension locking device missing |2.5.A.4| | 3 |
| Offside Outer Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 3 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 3 |
| Offside Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |