| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 68 |
| Registration plate issues | 46 |
| Headlamp aim out of alignment | 37 |
| Horn not working |1.7.3a| | 8 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 7 |
| Registration plate lamp issues | 7 |
| Front wheel bearings have excessive free play |2.3.5b| | 6 |
| Nearside Front Footrest insecure |6.2.1a| | 5 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 5 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 5 |
| Rear reflector missing |4.8.2 |a| |ii|| | 4 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 4 |
| Drive chain excessively loose |6.2.1d| | 4 |
| Drive chain excessively tight |6.2.1d| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Offside Front Direction indicators not working |1.5.1c| | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 3 |
| Drive chain worn to excess |6.2.1e| | 3 |
| Nearside Front Direction indicator not working |1.5.1c| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Riders seat insecure (6.2.5 (a) (ii)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 2 |
| Rear Direction indicator obviously incorrectly positioned |4.4.3 |a|| | 2 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 2 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 2 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Nearside Drive chain sprocket worn to excess |6.2.1e| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Offside Rear Direction indicator not working |1.5.1c| | 2 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Direction indicator obviously incorrectly positioned rear indicators part of rear stop tail lamp - too close together - |4.4.3 |a|| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders operation of the controls |2.1.2b| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front Roller brake test indicates a severely juddering brake |3.3.A1b| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Front Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Nearside Front Upper Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Brake fluid reservoir insecurely mounted |3.2.B1a| | 1 |
| Nearside Steering lock stop maladjusted |2.1.3| | 1 |
| Headlamp incorrect colour |1.2.1| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Brake pedal cannot be applied smoothly |3.1.3d| | 1 |
| Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Stop lamp not working rear brake light switch adjusted |4.3.1 |a| |ii|| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Outer Upper Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Centre Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Rear Suspension attachment bracket/mounting insecure right hand chain adjuster lock nut and adjuster bolt were loose,this has been secured now. |5.3.3 |a| |i|| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Drive chain worn to excess |6.1.7 |c| |i|| | 1 |
| Rear reflector on sidecar missing |1.4.1| | 1 |
| Stop lamp insecure |1.3.3b| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Front An item not tested |Manual| | 1 |
| Offside Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Rear Direction indicator light intensity significantly reduced Hidden. |4.4.3 |a|| | 1 |
| Headlamp light source and lamp not compatible HID on dip beam. |4.1.4 |c|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Brake caliper|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Rear Shock absorber likely to become detached upper retaining bolt undone. |5.3.2 |a| |ii|| | 1 |
| Offside Front Front wheel spindle securing nut locking device insecure |2.3.5a| | 1 |
| Offside Front Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock |2.1.4 |b|| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Rear Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Offside Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Centre Rear Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Offside Steering operation linkage fouling when handlebars turned from lock to lock (2.1.4 (a)) | 1 |
| Rear Direction indicator obviously incorrectly positioned Indecators less than minimum distance apart. (4.4.3 (a)) | 1 |
| Rear Steering linkage locking device missing (2.1.3 (d)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Offside Rear Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected brake pedal (1.1.2 (b) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Rear Direction indicator obviously incorrectly positioned too close together (4.4.3 (a)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Brake pipe likely to become detached or damaged trapped on offside full lock (1.1.11 (d) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working FRONT BRAKE CONTROL (4.3.1 (a) (ii)) | 1 |
| Rear Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |