| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 107 |
| Registration plate lamp issues | 27 |
| Rear reflector missing (4.8.2 (a) (ii)) | 24 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 17 |
| Horn not working (7.7 (a) (ii)) | 16 |
| Horn not working (7.7 (a)) | 12 |
| Stop lamp remains on when the brakes are released | 12 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 11 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 11 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 8 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 8 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 5 |
| Registration plate issues | 5 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 5 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 5 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 5 |
| Riders seat insecure (6.2.5 (a) (ii)) | 4 |
| 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)) | 4 |
| Brake performance not tested (1.2.1 (g)) | 4 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 4 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 3 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Rear Brake fluid contaminated (1.8 (a)) | 3 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 3 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 2 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear Brake excessively binding |1.2.1 |f|| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Rear Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 2 |
| All direction indicators not working (4.4.1 (a) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Rear Footrest missing (6.2.12 (a)) | 2 |
| Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Front Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 2 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Front Horn not working (7.7 (a) (ii)) | 2 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 2 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 2 |
| Nearside Rear Direction indicator with a multiple light source more than 1/2 not functioning 12 l.e.d lamp fitted of which only 2 are operational |4.4.1 |a| |ii|| | 2 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Nearside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 2 |
| Offside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 2 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Handlebar excessively deformed |2.2.1 |c| |i|| | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Rear Wheel more than one fixing loose (5.2.1 (a) (ii)) | 1 |
| Offside Rear Wheel more than one fixing loose (5.2.1 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak fork oil seal leaking (5.3.2 (b)) | 1 |
| Central Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Drive chain horseshoe locking device incorrectly fitted |6.1.7 |j| |i|| | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted HORSE SHOE CLIP FITTED INCORRECTLY (6.1.7 (j) (i)) | 1 |
| Front Brake fluid reservoir fluid level significantly below minimum level |1.1.10 |d| |ii|| | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Exhaust silencer insecure END CAP RIVETS MISSING (8.1.1 (b) (i)) | 1 |
| Rear Stop lamp not working Brake Control 2 (4.3.1 (a) (ii)) | 1 |
| Direction indicator not working both front missing (4.4.1 (a) (ii)) | 1 |
| Rear Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Rear Wheel spindle loose |5.2.1 |c| |i|| | 1 |
| Nearside Handlebar restricted in free movement from lock to lock |2.1.4 |c|| | 1 |
| Rear Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected |1.1.2 |b| |ii|| | 1 |
| Nearside Rear Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Via rear control (4.3.2 (a) (iii)) | 1 |
| Rear Wheel more than one fixing missing |5.2.1 |a| |ii|| | 1 |
| 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 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Rear Footrest missing |6.2.12 |a|| | 1 |
| Chain guard insecure |6.1.7 |i|| | 1 |
| Drive chain worn to excess |6.1.7 |c| |i|| | 1 |
| Rear Drive chain sprocket worn to excess |6.1.7 |c| |i|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Central Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Central Front Horn not working (7.7 (a) (ii)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Upper Fork yoke insecure (2.2.2 (d) (i)) | 1 |
| Front Stop lamp not working BRAKE (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp not working BRAKE (4.3.1 (a) (ii)) | 1 |
| Footrest missing n/s pillion footrest missing (6.2.12 (a)) | 1 |
| Rear Stop lamp not working rear brake light switch (4.3.1 (a) (ii)) | 1 |
| Front Brake caliper inadequately mounted disc is rubbing on caliper mount (1.1.16 (c) (i)) | 1 |
| Front Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Front Stop lamp not working brake control (4.3.1 (a) (ii)) | 1 |
| Front Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Offside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Offside Rear Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition no baffle fitted (8.1.1 (a)) | 1 |
| Rear Brake grabbing severely (1.2.1 (c)) | 1 |
| Offside Front Shock absorber insecurely attached bottom yolk bolts missing (5.3.2 (a) (i)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Rear Direction indicator obviously incorrectly positioned Both (4.4.3 (a)) | 1 |
| Nearside Rear Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake master cylinder insecure (1.1.10 (c)) | 1 |
| Rear Shock absorber has negligible damping effect seized (5.3.2 (b)) | 1 |
| Offside Footrest insecure (6.2.12 (a)) | 1 |
| Clutch lever shortened so it cannot be readily operated (6.2.7 (b)) | 1 |
| Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Stop lamp not working not working when front brake is applied (4.3.1 (a) (ii)) | 1 |
| Drive chain excessively tight siezed & rusted links (6.1.7 (k) (i)) | 1 |
| Rear Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 1 |
| Nearside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Central Rear Stop lamp not working stop lamp not working from rear brake lever (4.3.1 (a) (ii)) | 1 |
| Drive chain excessively tight, so that it is likely to fail Drive chain has seized links causing excessively tight chain (6.1.7 (k) (ii)) | 1 |
| Offside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Fork yoke insecure (2.2.2 (d) (i)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Upper Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Central Front Motorcycle structure joining/attachment plate or fastening insecure ignition switch insecure (6.1.1 (b) (i)) | 1 |
| Stop lamp not working Rear Control (4.3.1 (a) (ii)) | 1 |
| Rear Lower Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Central Stop lamp not working both front handlebar lever and rear foot pedal not operating brake light (4.3.1 (a) (ii)) | 1 |
| Central All direction indicators not working All indicators are not working (4.4.1 (a) (ii)) | 1 |
| Direction indicator light intensity significantly reduced L/H/R - only 3 LEDs working (4.4.3 (a)) | 1 |
| Rear Brake caliper leaking and braking performance affected (1.1.16 (b) (ii)) | 1 |
| Rear Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Nearside Shock absorber has a serious fluid leak Fork seal (5.3.2 (b)) | 1 |
| Offside Shock absorber has a serious fluid leak Fork seal (5.3.2 (b)) | 1 |
| Front Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| Front Brake master cylinder insecure (1.1.10 (c)) | 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 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Forks in such a condition that steering control is adversely affected (2.2.2 (d) (ii)) | 1 |
| Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Nearside Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 1 |
| Offside Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 1 |
| Rear Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Drive chain horseshoe locking device likely to become detached (6.1.7 (j) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Footrest insecure (6.2.12 (a)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Nearside Handlebar restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Headlamp reflector missing (4.1.1 (b) (ii)) | 1 |
| Offside Front Motorcycle structure has a fracture which is likely to adversely affect braking or steering foot rest (6.1.1 (a) (ii)) | 1 |
| Front Brake fluid contaminated (1.8 (a)) | 1 |
| Rear Brake excessively binding Rear caliper is holding brake on when wheel rotating forward (1.2.1 (f)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Rear Exhaust has a major leak of exhaust gases silencer not attached (6.1.2 (a)) | 1 |
| Rear Exhaust has a major leak of exhaust gases exhaust pipe blowing (6.1.2 (a)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected revs increase on full lock (6.2.7 (a) (ii)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Stop lamp likely to become detached Complete rear lamp cluster insecure. (4.3.1 (c) (ii)) | 1 |
| Headlamp light intensity severely reduced on dip beam (4.1.4 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls rear (4.3.2 (a) (iii)) | 1 |
| Nearside Front Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Front Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Drive chain so worn it is likely to fail |6.1.7 |c| |ii|| | 1 |
| Offside Front Footrest insecure (6.2.12 (a)) | 1 |
| Central Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak fork leg oil seals leaking heavily onto wheel.ADVISE NOT TO RIDE. (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect FRONT DAMPING NEGLIGABLE DUE TO FORK LEG OIL SEALS LEAKING (5.3.2 (b)) | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Clutch lever positioned so it cannot be readily operated loose. no nut on the attachment bolt (6.2.7 (b)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected not secure to the bar (6.2.7 (a) (ii)) | 1 |
| Offside Rear Stop lamp not working foot pedal / rear brake does not operate brake lamp |4.3.1 |a| |ii|| | 1 |
| Rear Brake caliper|s| insecure |3.2.A1j| | 1 |
| Drive chain sprocket worn to excess both (6.1.7 (c) (i)) | 1 |