| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 59 |
| Registration plate lamp issues | 42 |
| Registration plate issues | 30 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 19 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 5 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 4 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 3 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 2 |
| 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 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Horn not working |1.7.3a| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Exhaust markings indicating not for road use or similar wording |6.1.2 |c|| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Position lamp not working (4.2.1 (a)) | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Stop lamp not working front brake |4.3.1 |a| |ii|| | 1 |
| Front Headlamp light source and lamp not compatible n/s & o/s |4.1.4 |c|| | 1 |
| Nearside Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Offside Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Fuel tank insecure |6.1.3 |a| |i|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on tail light and numberplate light not working, stop lamp working |1.1.3a| | 1 |
| Front position lamp does not illuminate immediately when switched on both position lights not working |1.1.3a| | 1 |
| Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Stop lamp does not illuminate immediately a brake applies front lever control |1.3.1a| | 1 |
| Front Brake disc|s| excessively worn both bobins insecure |3.2.A1l| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Handlebar mounting excessively deteriorated |flexible type| |2.1.1d| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick inner |3.2.A1f|i|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside 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| | 1 |
| Offside 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| | 1 |
| Nearside Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Offside Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Headlamp aim not tested led bulb fitted-no measurable pattern |1.6| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Nearside Rear Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Offside Rear Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Drive belt worn to excess has cut on the belt |6.2.1e| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Rear Suspension component mounting modified so the suspension is likely to fail other components Bolt lnterffearing with wheel rotation |5.3.3 |c| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Exhaust system insecure |6.1.2 |a|| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Upper Fuel system component insecure tank insecure |7.2.1b| | 1 |
| Front Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Brake pipe excessively corroded | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Rear Lower Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Offside Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Drive belt pulley excessively loose |6.1.7 |c| |i|| | 1 |
| Centre Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake disc significantly and obviously worn inner face (1.1.14 (a) (i)) | 1 |
| Rear Brake performance not tested no wear material (1.2.1 (g)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Offside Front Brake caliper insecurely mounted and braking performance affected TOP BOLT HAD PULLED THREAD AND BOLT HANGING OUT(LONGER BOLT WITH LOCKING NUT FITTED) (1.1.16 (c) (ii)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Front Brake component modification adversely affecting braking performance disc warped excessively (1.1.21 (d) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Stop lamp not working opp (4.3.1 (a) (ii)) | 1 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Drive belt excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak Requires fork seal (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort front off side disc warped (1.2.1 (e)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort warped disc (1.2.1 (e)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Offside Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Brake excessively binding rear brake (1.2.1 (f)) | 1 |