| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 25 |
| Registration plate lamp issues | 11 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 10 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 9 |
| Drive chain excessively loose |6.2.1d| | 8 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 8 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 7 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 6 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 6 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 6 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 5 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 4 |
| Drive chain excessively tight |6.2.1d| | 4 |
| Horn not working |1.7.3a| | 4 |
| Throttle operating incorrectly |6.2.1f| | 4 |
| Rear Drive chain excessively loose |6.2.1d| | 4 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 4 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 4 |
| Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Registration plate issues | 4 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 3 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 3 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Floor brake test indicates a severely juddering brake |3.3C2d.| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Offside Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Nearside Front Front suspension assembly component cracked |2.3.1| | 1 |
| Nearside Front Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Centre Rear Lower Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Nearside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Offside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Drive chain fouling another component |6.2.1d| | 1 |
| Central Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Front Headlamp incorrect colour |1.2.1| | 1 |
| Offside Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| An item not tested |Manual| | 1 |
| Centre Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Nearside Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Engine mounting/bracket bracket excessively loose |6.1.8 |a| |ii|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Offside Rear Brake reaction bracket insecure |3.2.A1j| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort linked brake effort on both front and rear |3.3.A1c| | 1 |
| Centre Rear Upper Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Position lamp not working dipped beam |4.2.1 |a|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Footrest insecure |6.2.1a| | 1 |
| Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Stop lamp missing |1.3.3a| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Brake lever insecure |3.1.2a| | 1 |
| Front Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Nearside Front Brake locking device missing |3.2.A1e| | 1 |
| Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Front Lower Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Throttle operating incorrectly stripped assy and cleaned and lubed cables. (6.2.7 (a) (i)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake master cylinder defective but brake still operating (1.1.10 (b) (i)) | 1 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Nearside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Central Front Brake hose connection leaking hose junction/hose leaking (1.1.12 (c)) | 1 |