| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 22 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 11 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 11 |
| Registration plate issues | 8 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Registration plate lamp issues | 6 |
| Drive chain excessively loose |6.2.1d| | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 5 |
| Offside Front Direction indicator not working |1.5.1c| | 4 |
| Horn not working |1.7.3a| | 4 |
| Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Nearside Front Direction indicator not working |1.5.1c| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 2 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Fuel tank leaking |7.2.1a| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Nearside Rear Direction indicators not working |1.5.1c| | 2 |
| Nearside Front Direction indicator insecure |1.5.3b| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear Rear mono-shock insecure |2.4.B.4| | 1 |
| Front Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Rear Roller brake test indicates a sticking brake sticks on and realeses after a couple of mins |3.3.A1a| | 1 |
| Throttle operating incorrectly throttle does not close immeditaly |sticking| |6.2.1f| | 1 |
| Offside Rear Rear position lamp incorrect colour |1.1.2b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| An item not tested |Manual| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Lower Footrest insecure Circlip missing from footrest retaining pin. (6.2.12 (a)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected revs up on left lock |6.2.7 |a| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Headlamp at least one does not illuminate on dipped beam (1.2.2a(i)) | 1 |
| Headlamp at least one does not illuminate on main beam (1.2.2a(ii)) | 1 |
| Nearside Front Direction indicators not working (1.5.1c) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Brake fluid contaminated (1.8 (a)) | 1 |
| Rear Rear reflector missing Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear Brake pipe excessively damaged |3.2.B2a| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Centre Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Nearside Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Offside Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Drive chain fouling another component |6.2.1d| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Front Handlebar deformed |2.1.1b| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Offside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Offside Front Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort rear brake not working |3.3.A1c| | 1 |
| Front Steering control handlebar movement restricted by cables caught on a projection |2.1.2c| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Offside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Front Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Headlamp missing |1.2.3a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Position lamp not working dipped beam |4.2.1 |a|| | 1 |
| Nearside Handlebar retaining device loose |2.2.1 |b| |i|| | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Headlamp incorrect colour |1.2.1| | 1 |
| Rear Stop lamp missing |1.3.3a| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Nearside Handlebar deformed |2.1.1b| | 1 |
| Rear suspension component loose |2.4.A.1a| | 1 |
| Nearside Front Direction indicator missing |1.5.1a| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Centre Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |