| Most common failures | No# failures |
|---|
| Registration plate issues | 16 |
| Centre Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 5 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 5 |
| Headlamp aim out of alignment | 4 |
| Registration plate lamp issues | 4 |
| All position lamps not working |1.1.A.3b| | 3 |
| Horn not working |1.6.2a| | 3 |
| Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Front Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 2 |
| Nearside Obligatory mirror missing |8.1.1| | 2 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Main beam `tell-tale` not working |1.7.4c| | 2 |
| Parking brake efficiency below requirements |3.7.C.1b| | 2 |
| Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.C.1a| | 2 |
| Centre Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Inner Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Rear reflector missing |1.5.1a| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Trailing arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Upper Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Front Upper Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Centre Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 1 |
| Offside Front Outer Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Inner Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush rear link |2.4.G.2| | 1 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush front link |2.4.G.2| | 1 |
| Centre Rear Upper Trailing arm has excessive play in a pin/bush through bolt,excessive play |2.4.G.2| | 1 |
| Front wheel bearings have excessive free play |9.2.8c| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Brake pedal not releasing correctly and functionality of brakes affected |1.1.2 |b| |ii|| | 1 |
| Main beam tell-tale not working |4.9.1 |a| |ii|| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Rear Suspension arm insecure |2.4.G.1| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Handlebar deformed to the extent that steering is adversely affected |2.2.1 |e| |ii|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Upper Suspension arm pin or bush excessively worn and lower arm bushes,inner |5.3.4 |a| |i|| | 1 |
| Offside Front Upper Suspension arm pin or bush excessively worn and lower arm inner |5.3.4 |a| |i|| | 1 |
| Nearside Front Lower Steering locking device missing track rod end to mudgard bolts |2.1.3 |d|| | 1 |
| Offside Front Lower Steering locking device missing track rod end to mudgaurd bolts |2.1.3 |d|| | 1 |
| Nearside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Offside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Offside Front Brake lever pivot has excessive wear or free play binding on full lock |1.1.1 |b|| | 1 |
| Centre Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Centre Rear reflector missing |1.5.1a| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Offside Rear reflector missing |1.5.1a| | 1 |
| Centre Front position lamp|s| not working |1.1.A.3b| | 1 |
| Centre Headlamp not working on dipped beam |1.7.5a| | 1 |
| Rear Rear reflector missing |1.5.1a| | 1 |
| Nearside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Brake pedal actuating linkage has excessive wear in the eye of the stationary pin |3.3.A.1g| | 1 |
| Nearside Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Wheel nut|s| loose |4.2.A.1e| | 1 |
| Offside Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Direction indicator obviously incorrectly positioned |1.4.A.2b| | 1 |
| Offside Direction indicator obviously incorrectly positioned |1.4.A.2b| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Offside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Front Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear reflector obviously incorrectly positioned |1.5.1a| | 1 |
| Offside Rear reflector obviously incorrectly positioned |1.5.1a| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Headlamp not working on dipped beam |1.7.5a| | 1 |
| Headlamp not working on main beam |1.7.5a| | 1 |
| Rear brake caliper has restricted free movement Causing brake bind |3.5.1k| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Track rod end loose |2.2.B.1d| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |