| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 34 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 11 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 9 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 8 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 8 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 8 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 7 |
| Registration plate lamp issues | 7 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 6 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 6 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 6 |
| Registration plate issues | 5 |
| Stop lamp remains on when the brakes are released | 4 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 3 |
| Horn not working |1.7.3a| | 3 |
| Offside Front Brake disc contaminated |1.1.14 |b|| | 3 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 3 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected |1.1.2 |b| |ii|| | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Rear Brake pedal has insufficient reserve travel |1.1.2 |a|| | 2 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Front Brake disc contaminated (1.1.14 (b)) | 2 |
| Headlamp aim not tested |1.6| | 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 |
| Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Road spring fractured (5.3.1 (b) (i)) | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Offside Front Brake component leaking fluid oil has contaminated right disc and pads |3.2.B4| | 1 |
| Rear brake binding | 1 |
| Front Front position lamp incorrect colour side lamps showing blue light |1.1.2a| | 1 |
| Rear Stop lamp remains on when the brake is released brake light staying on after pedal released |1.3.1e| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil fork seal excessively leaking on to brakes and disc |2.3.3| | 1 |
| Central Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Handlebar mounting clamp loose |2.1.1a| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear suspension component seized |2.4A2a|ii|| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Front Wheel more than one fixing loose (5.2.1 (a) (ii)) | 1 |
| Front Lower Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Handlebar handgrip not secure to handlebars. l/h |2.1.1c| | 1 |
| Front shock absorber seal failed and leaking oil r/h |2.3.3| | 1 |
| Front Brake fluid contaminated (1.8 (a)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Brake cylinder operating mechanism has excessive travel |1.1.16 |e| |i|| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Brake caliper insecurely mounted and braking performance affected (1.1.16 (c) (ii)) | 1 |
| Front Brake component inadequately mounted abs sensor plate (1.1.21 (c)) | 1 |
| Nearside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake performance not tested (1.2.1 (g)) | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Rear Stop lamp not working Adjusted. (4.3.1 (a) (ii)) | 1 |
| Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Stop lamp not working from rear control, as required (4.3.1 (a) (ii)) | 1 |
| Offside Position lamp not working (4.2.1 (a)) | 1 |
| Central Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Clutch lever positioned so it cannot be readily operated (6.2.7 (b)) | 1 |
| Front suspension assembly component loose fork/spindle pinch bolts loose |2.3.1| | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Nearside Front shock absorber seal failed and leaking oil (2.3.3) | 1 |
| Footrest insecure |6.2.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Plate brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Front shock absorber seal failed and leaking oil both forks |2.3.3| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Hydraulic brake control feels spongy rear brake feels spongy and has excess travel |3.1.4a| | 1 |
| Stop lamp not working bulb fitted (4.3.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Brake effort inadequate at a wheel rear brake pedal (1.2.1 (a) (i)) | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Stop lamp not working Bulb (4.3.1 (a) (ii)) | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Offside Front Brake hose leaking (1.1.12 (c)) | 1 |
| Suspension component pin or bush excessively worn Lower shock linkage (5.3.4 (a) (i)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Central Rear Lower Brake effort inadequate at a wheel No effort from rear brake on first application (1.2.1 (a) (i)) | 1 |
| Offside Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Seat insecure |6.2.1a| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Rear Footrest missing |6.2.12 |a|| | 1 |
| Offside Rear Footrest missing |6.2.12 |a|| | 1 |
| Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Rear Suspension component corroded and seriously weakened seized linkages (5.3.3 (b) (i)) | 1 |
| Lower Rear suspension component loose |2.4.A.1a| | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Lower Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |