| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 17 |
| Registration plate lamp issues | 15 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 15 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 14 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 12 |
| Registration plate issues | 11 |
| Stop lamp remains on when the brakes are released | 11 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 11 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 10 |
| Horn not working (7.7 (a) (ii)) | 8 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 7 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 7 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 7 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 7 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 7 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 6 |
| Horn not working |7.7 |a| |ii|| | 6 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 6 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 6 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Riders seat insecure (6.2.5 (a) (ii)) | 6 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 5 |
| Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 4 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 4 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 4 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 4 |
| Front Suspension component modified so the suspension is inoperative |5.3.3 |c| |ii|| | 4 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 4 |
| Exhaust system insecure (6.1.2 (a)) | 4 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Front Brake excessively binding (1.2.1 (f)) | 4 |
| Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Front Brake excessively binding |1.2.1 |f|| | 3 |
| Front suspension has inadequate damping effect. |2.3.6c| | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Rear Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 3 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 3 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Front Suspension component modified so the suspension is inoperative (5.3.3 (c) (ii)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 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 |
| Exhaust silencer insecure (8.1.1 (b) (i)) | 3 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Horn not working (7.7 (a)) | 3 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Horn not working |1.7.3a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Rear Position lamp not working |4.2.1 |a|| | 2 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Steering operation fouling on the fuel tank or bodywork on full lock |2.1.4 |b|| | 2 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 2 |
| Rear Brake lever not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 2 |
| Front Suspension component mounting modified so the suspension is inoperative (5.3.3 (c) (ii)) | 2 |
| Brake performance not tested (1.2.1 (g)) | 2 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Headlamp aim headlamp deteriorated and function impaired No beam line |1.2.3a| | 1 |
| Riders seat insecure seat wont lock down |6.2.1a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Exhaust system insecure |6.1.2 |a|| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on flashes only |1.1.3a| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Central Front Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Central Front Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Steering movement excessively stiff with the wheel raised Steering head bearings too tight. |2.2.1b| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Central Front Steering headbearing has excessive wear or free play free play |2.2.2 |f| |i|| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front Throttle operating incorrectly Throttle tube housing loose |6.2.1f| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Throttle operating incorrectly throttle cluster insecure |6.2.1f| | 1 |
| Rear Valve stem seriously damaged |5.2.3 |j|| | 1 |
| Headlamp switch faulty light not working after flash |pass| swwitch used |1.2.4| | 1 |
| Rear Horn not working |1.7.3a| | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Front Direction indicators not working missing. |1.5.1c| | 1 |
| Front Upper Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Steering headbearing excessively stiff or notchy with both wheel on floor and raised |2.2.2 |f| |i|| | 1 |
| Front suspension has excessive stiffness in the suspension movement. seized |2.3.6b| | 1 |
| Front Suspension component modified so the suspension is inoperative front forks siezed |5.3.3 |c| |ii|| | 1 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Brake hose fouling |3.2.B3b| | 1 |
| Forks in such a condition that steering control is adversely affected forks stiff |2.2.2 |d| |ii|| | 1 |
| Fuel system component insecure fuel pipe |7.2.1b| | 1 |
| Headlamp aim not tested main beam no image - bulb not seated in position |1.6| | 1 |
| Steering lock stop loose steering loose |2.1.3| | 1 |
| Front Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Offside Rear Brake lever is so short that the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Front Shock absorber has negligible damping effect seized suspension |5.3.2 |b|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Exhaust silencer likely to become detached rotted out at front |8.1.1 |b| |ii|| | 1 |
| Forks in such a condition that steering control is adversely affected |2.2.2 |d| |ii|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected steering head bearings knotched |2.2.2 |f| |ii|| | 1 |
| Nearside Front Forks excessively corroded |2.2.2 |d| |i|| | 1 |
| Offside Front Forks excessively corroded |2.2.2 |d| |i|| | 1 |
| Suspension component likely to fail worn/leaking exessive movement when lifted |5.3.3 |b| |ii|| | 1 |
| Position lamp switch insecure |4.2.2 |b|| | 1 |
| Rear All position lamps not working |4.2.1 |a|| | 1 |
| Steering damper in such a condition that the steering action is adversely affected head bearing excessivily notchy |2.1.4 |d| |ii|| | 1 |
| Forks in such a condition that steering control is adversely affected front forks seized up |2.2.2 |d| |ii|| | 1 |
| Front Shock absorber has negligible damping effect forks seized, No movement |5.3.2 |b|| | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Suspension component corroded and seriously weakened fork |5.3.3 |b| |i|| | 1 |
| Steering operation restricted in free movement from lock to lock |2.1.4 |c|| | 1 |
| Front Motorcycle structure has a fracture which is likely to adversely affect braking or steering |6.1.1 |a| |ii|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Front Brake lever has abnormal movement of levers indicating excessive wear or maladjustment |1.1.15 |f|| | 1 |
| Front Shock absorber has negligible damping effect Excessively stiff |5.3.2 |b|| | 1 |
| Front Stop lamp not working Front brake lever |4.3.1 |a| |ii|| | 1 |
| Rear Brake disc contaminated |1.1.14 |b|| | 1 |
| Nearside Front Lower Direction indicator missing |4.4.1 |a| |ii|| | 1 |
| Indicator switch inoperative |4.4.2 |a| |ii|| | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Handlebar mounting insecure |2.2.1 |a| |i|| | 1 |
| Front Brake grabbing severely disc warped. |1.2.1 |c|| | 1 |
| Front Horn not working |7.7 |a| |ii|| | 1 |
| Offside Rear Stop lamp not working |4.3.1 |a| |ii|| | 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 |
| Front Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Rear Wheel more than one fixing missing bolt |5.2.1 |a| |ii|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Position lamp not working |4.2.1 |a|| | 1 |
| Headlamp insecure |4.1.1 |c|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Shock absorber has negligible damping effect Dose not return, stuck down (5.3.2 (b)) | 1 |
| Nearside Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a)) | 1 |
| Central Upper All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Upper Position lamp not working (4.2.1 (a)) | 1 |
| Front Shock absorber has negligible damping effect suspension unit seized (5.3.2 (b)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Front Shock absorber has negligible damping effect front forks excessively stiff. (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect excessively stiff. (5.3.2 (b)) | 1 |
| Rear Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Steering linkage ball joint worn to the extent there is a serious risk of detachment (2.1.3 (b) (ii)) | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Headlamp insecure front panel insecure (4.1.1 (c)) | 1 |
| Forks modification unsafe (2.2.2 (e)) | 1 |
| Exhaust has a major leak of exhaust gases Front pipe missing (6.1.2 (a)) | 1 |
| Rear Brake lever has insufficient reserve travel Not working at all (1.1.2 (a)) | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Front Suspension component modified so the suspension is inoperative front forks sticking down and not moving properly (5.3.3 (c) (ii)) | 1 |
| Front Suspension rod modified so the suspension is inoperative Front forks seized - no movement (5.3.3 (c) (ii)) | 1 |
| Position lamp not working l/h (4.2.1 (a)) | 1 |
| Stop lamp switch with a delay in operation rear brake (4.3.2 (a) (ii)) | 1 |
| Suspension arm attachment bracket/mounting likely to fail serious fouling from the rear of the machine (5.3.3 (b) (ii)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Nearside Rear Direction indicator lens defective such that the emitted light is adversely affected Sharp edges (4.4.1 (b) (ii)) | 1 |
| Rear Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Central Front Upper Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| All direction indicators not working all indicators not flashing (4.4.1 (a) (ii)) | 1 |
| Nearside Handlebar so insecure it is likely to become detached ns hand grip loose (2.2.1 (b) (ii)) | 1 |
| Handlebar restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Brake disc significantly and obviously worn Rear (1.1.14 (a) (i)) | 1 |
| Front Shock absorber has negligible damping effect forks sticking down (5.3.2 (b)) | 1 |
| Rear All direction indicators incorrect colour (4.4.3 (a)) | 1 |
| Exhaust system insecure mounting bracket fractured at silencer to downpipe joint. (6.1.2 (a)) | 1 |
| Rear Brake excessively binding Sticking. (1.2.1 (f)) | 1 |
| Stop lamp not working n/s o/s levers (4.3.1 (a) (ii)) | 1 |
| Shock absorber has negligible damping effect both front (5.3.2 (b)) | 1 |
| Handlebar retaining device loose clamp loose (2.2.1 (b) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Forks in such a condition that steering control is adversely affected Siezed with no damping or rebound. (2.2.2 (d) (ii)) | 1 |
| Stop lamp not working front and rear leaver (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls fitted new stop switch rear (4.3.2 (a) (iii)) | 1 |
| Rear Stop lamp not working lever (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working rear brake lever (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has negligible damping effect Front fork operation too stiff (5.3.2 (b)) | 1 |
| Nearside Front Brake lever excessively worn broken (1.1.15 (b)) | 1 |
| Front Brake lever is so short that the brake cannot be readily applied ball end missing leaving sharp edge (1.1.2 (d)) | 1 |
| Front Shock absorber has negligible damping effect front forks not returning correctly (5.3.2 (b)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Headlamp insecure fairing insecure (4.1.1 (c)) | 1 |
| Offside Front Throttle control functioning such that safe operation of the motorcycle is adversely affected throttle housing loose (6.2.7 (a) (ii)) | 1 |
| Central Rear Stop lamp does not illuminate by the operation of both brake controls rear brake light switch not working (4.3.2 (a) (iii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Shock absorber has negligible damping effect Front Forks (5.3.2 (b)) | 1 |
| Central Front Steering headbearing excessively stiff or notchy HEADSTOCK BEARING EXCESSIVELY NOTCHY. (2.2.2 (f) (i)) | 1 |
| Central Front Shock absorber has negligible damping effect FRONT FORKS SHOWING SERIOUSLY RESTRICTED DAMPING AND MOVEMENT. (5.3.2 (b)) | 1 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Shock absorber has a serious fluid leak both forks seals (5.3.2 (b)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Brake hose connection leaking (1.1.12 (c)) | 1 |
| Front Brake hose excessively stretched excessively stretched when fully locked over and stopping full turning operation of the front forks (1.1.12 (b) (ii)) | 1 |
| Front Forks in such a condition that steering control is adversely affected short road test performed, excess play between fork stanchion and casing causes. (2.2.2 (d) (ii)) | 1 |
| Stop lamp not working front brake (4.3.1 (a) (ii)) | 1 |
| Rear Wheel bearing rough when rotated rear wheel/gear box bearing likely to break up (5.1.3 (b) (i)) | 1 |
| Front Exhaust system insecure front and rear likely to fall off (6.1.2 (a)) | 1 |
| Forks in such a condition that steering control is adversely affected NO TRAVEL OR DAMPING EVIDENT FROM FRONT FORKS. (2.2.2 (d) (ii)) | 1 |
| Shock absorber has negligible damping effect REAR SHOCK HAS VERY POOR DAMPING. (5.3.2 (b)) | 1 |
| Headlamp insecure HEADLAMP FAIRING INSECURE. (4.1.1 (c)) | 1 |
| Stop lamp not working FRONT BRAKE LIGHT NOT OPERATIONAL. (4.3.1 (a) (ii)) | 1 |
| Indicator switch inoperative FAULTY INDICATOR SWITCH. UNABLE TO CANCEL LEFT AND RIGHT OPERATION. (4.4.2 (a) (ii)) | 1 |
| Wheel bearing has excessive play EXCESSIVE PLAY EVIDENT IN REAR WHEEL BEARINGS. (5.1.3 (a) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Front Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Steering operation restricted in free movement from lock to lock fouling under arch body work on lock left and right (2.1.4 (c)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Stop lamp with a multiple light source more than 1/2 not functioning (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp light intensity significantly reduced Less than 1/2 leds working (4.2.3 (a) (ii)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Wheel fixing missing (multiple fixings) (5.2.1 (a) (i)) | 1 |
| Front Shock absorber has negligible damping effect front forks are seized (5.3.2 (b)) | 1 |
| Front Throttle control functioning such that safe operation of the motorcycle is adversely affected throttle grip sticky / broken and too long for handle bars (6.2.7 (a) (ii)) | 1 |
| Stop lamp not working when operating rear brake (4.3.1 (a) (ii)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Shock absorber has an excessively worn bush both front (5.3.2 (c)) | 1 |
| Headlamp aim not tested insecure (4.1.2 (b)) | 1 |
| Shock absorber has negligible damping effect front (5.3.2 (b)) | 1 |
| Throttle operating incorrectly throttle staying open revs not shutting off. bike pushing on.. (6.2.7 (a) (i)) | 1 |
| Nearside Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Stop lamp not working Rear brake light not working when rear brake lever is applied. (4.3.1 (a) (ii)) | 1 |
| Rear Upper Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Front Upper Steering linkage insecure to the extent there is excessive movement at the mountings (2.1.3 (a) (ii)) | 1 |
| Front Shock absorber has negligible damping effect No Movement (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect forks have seized at fully compressed (5.3.2 (b)) | 1 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |