| Most common failures | No# failures |
|---|
| Registration plate issues | 42 |
| Headlamp aim out of alignment | 27 |
| Rear reflector on motorcycle missing |1.4.1| | 12 |
| 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| | 9 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 8 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Horn not working |1.7.3a| | 3 |
| Rear Exhaust markings indicating not for road use or similar wording |7.1.4| | 3 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 2 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Offside Rear Exhaust markings indicating not for road use or similar wording |7.1.4| | 2 |
| Chain guard insecure |6.2.1c| | 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 |
| Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Registration plate lamp issues | 2 |
| Handlebar mounting clamp loose |2.1.1a| | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 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 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Rear 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 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Nearside Lower Fork yoke fractured |2.1.1b| | 1 |
| Rear 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 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Direction indicator missing |1.5.1a| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear suspension component excessively corroded. rear swinging arm |2.4.A.1a| | 1 |
| Offside Rear suspension component loose |2.4.A.1a| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Stop lamp not working rear switch |4.3.1 |a| |ii|| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Offside Front Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Brake lever attachment screws loose |3.1.2b| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Wheel damaged significantly reducing the original strength |4.2.1a| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear Brake pipe union leaking fluid |3.2.B4| | 1 |
| Rear Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| 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 |
| Nearside Front Footrest insecure Retaining clip missing! |6.2.1a| | 1 |
| Offside Front Footrest insecure Retaining clip missing! |6.2.1a| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |
| Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Rear Hydraulic brake control creeps under load. |3.1.4a| | 1 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Nearside Rear Brake hose leaking fluid |3.2.B4| | 1 |
| 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 Front Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Throttle operating incorrectly Throttle sticks/races when bars turned towards O/S (6.2.7 (a) (i)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Rear Direction indicator lens defective such that the emitted light is adversely affected Missing (4.4.1 (b) (ii)) | 1 |
| Nearside Rear Direction indicator incorrect colour Showing white light (lense missing) (4.4.3 (a)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Footrest insecure (6.2.12 (a)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |