| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 74 |
| Rear Brake excessively binding (1.2.1 (f)) | 25 |
| Registration plate lamp issues | 24 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 17 |
| Registration plate issues | 16 |
| Front Brake excessively binding (1.2.1 (f)) | 15 |
| Headlamp aim out of alignment | 14 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 12 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 11 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 10 |
| Horn not working (7.7 (a)) | 9 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 9 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 9 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 9 |
| Offside Rear Footrest missing (6.2.12 (a)) | 8 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 6 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 4 |
| Central Rear Upper Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 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 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 3 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Handlebar excessively deformed (2.2.1 (c) (i)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Exhaust system insecure (6.1.2 (a)) | 2 |
| Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 2 |
| Nearside Rear Direction indicator light intensity significantly reduced (4.4.3 (a)) | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 2 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 2 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 2 |
| Nearside Rear Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 2 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Nearside Rear Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Clutch lever shortened so it cannot be readily operated (6.2.7 (b)) | 2 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |
| Central Rear Lower Brake effort inadequate at a wheel brake pedal appears to have minimal effect and when used travels to the stop . (1.2.1 (a) (i)) | 1 |
| Nearside Rear Direction indicator likely to become detached indicator held on with duct tape & facing in the wrong direction (4.4.1 (c) (ii)) | 1 |
| Stop lamp with a multiple light source more than 1/2 not functioning (4.3.1 (a) (ii)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Offside Footrest insecure riders (6.2.12 (a)) | 1 |
| Brake excessively binding rear brake (1.2.1 (f)) | 1 |
| Rear Footrest missing both (6.2.12 (a)) | 1 |
| Front Handlebar so insecure it is likely to become detached Main bolts loose (2.2.1 (b) (ii)) | 1 |
| Front Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Shock absorber has a serious fluid leak both front fork seals (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam intermittant (4.1.1 (a) (ii)) | 1 |
| Brake pedal insecure (1.1.2 (e) (i)) | 1 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 1 |
| Central Rear Stop lamp not working Front brake stop lamp inoperative (4.3.1 (a) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Drive chain excessively tight Links seized (6.1.7 (k) (i)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Nearside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Rear Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Nearside Front Brake excessively binding (1.2.1 (f)) | 1 |
| Upper All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Rear Stop lamp not working brake pedal (4.3.1 (a) (ii)) | 1 |
| Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Clutch lever bent so it cannot be readily operated (6.2.7 (b)) | 1 |
| Throttle operating incorrectly Sticks On To Nearside (6.2.7 (a) (i)) | 1 |
| Offside Front Upper Brake master cylinder defective but brake still operating (1.1.10 (b) (i)) | 1 |
| Central All direction indicators light intensity significantly reduced All indicators (4.4.3 (a)) | 1 |
| Offside Front Stop lamp not working Brake switch not working (4.3.1 (a) (ii)) | 1 |
| Central Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Central Front Brake lagging in operation (1.2.1 (d)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort front disk excessively warped (1.2.1 (e)) | 1 |
| Central Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Drive chain sprocket worn to excess Cush Drive Rubbers (6.1.7 (c) (i)) | 1 |
| Offside Rear Lower Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Handlebar so insecure it is likely to become detached loose mounting to yoke (2.2.1 (b) (ii)) | 1 |
| Nearside Front Upper Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Stop lamp switch with a delay in operation replaced switch (4.3.2 (a) (ii)) | 1 |
| Central Rear Stop lamp not working Front switch stuck-Rectified (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Brake component modification adversely affecting braking performance hitting switch (1.1.21 (d) (ii)) | 1 |
| Drive chain sprocket excessively loose (6.1.7 (c) (i)) | 1 |
| Front Brake component inadequately mounted hitting switch (1.1.21 (c)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort 20kgF fluctuation. (1.2.1 (e)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Offside Rear Direction indicator light intensity significantly reduced (4.4.3 (a)) | 1 |
| Front Headlamp not working on dipped beam goes off when turning steering (4.1.1 (a) (ii)) | 1 |
| Front Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Offside Front Footrest insecure (6.2.12 (a)) | 1 |
| Front Wheel spindle locking device ineffective (5.2.1 (d)) | 1 |
| Rear reflector missing Obscured by L plate (4.8.2 (a) (ii)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Front Direction indicator light intensity significantly reduced (4.4.3 (a)) | 1 |
| Footrest missing passenger footrests missing (6.2.12 (a)) | 1 |
| Exhaust markings indicating not for road use or similar wording "for racing use only" (6.1.2 (c)) | 1 |
| Rear Stop lamp not working NOT WORKING FROM REAR BRAKE LEVER (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Steering operation restricted in free movement from lock to lock BACK OF HEADLIGHT HITTING FRAME HEADSTOCK (2.1.4 (c)) | 1 |
| Handlebar mounting insecure HANDLEBAR CLAMPS TO TOP YOKE LOOSE (2.2.1 (a) (i)) | 1 |
| Front Shock absorber has a serious fluid leak both (5.3.2 (b)) | 1 |
| Nearside Front Horn not working (7.7 (a)) | 1 |
| Front Stop lamp not working Control (4.3.1 (a) (ii)) | 1 |
| Front Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Stop lamp not working rear control (4.3.1 (a) (ii)) | 1 |
| Handlebar grip insecure to handlebar LH (2.2.1 (d) (ii)) | 1 |
| Rear Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition rear exhaust box missing (8.1.1 (a)) | 1 |
| Drive chain sprocket worn to excess front and rear (6.1.7 (c) (i)) | 1 |
| Rear reflector reflecting white to the rear (4.8.2 (a) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Nearside Rear Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Offside Indicator switch inoperative (4.4.2 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Not working when rear brake is pressed (4.3.2 (a) (iii)) | 1 |
| Upper Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Not working on rear brake (4.3.2 (a) (iii)) | 1 |
| Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 1 |
| Stop lamp not working on front brake lever (4.3.1 (a) (ii)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Handlebar mounting insecure Handle bar clamp loose at nearside (left) mounting point (2.2.1 (a) (i)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Front Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Rear Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak Fork (5.3.2 (b)) | 1 |