| Most common failures | No# failures |
|---|
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 33 |
| Headlamp aim out of alignment | 25 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 15 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 15 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 14 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 12 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 12 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 11 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 10 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 10 |
| Horn not working (7.7 (a)) | 8 |
| Stop lamp not working (4.3.1 (a) (ii)) | 6 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 6 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 5 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 5 |
| Registration plate issues | 5 |
| Front Brake excessively binding (1.2.1 (f)) | 5 |
| Front Position lamp not working (4.2.1 (a)) | 5 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 5 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 4 |
| Registration plate lamp issues | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 4 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 3 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 3 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 2 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 2 |
| Rear Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 2 |
| Horn sound not in accordance with requirements (7.7 (c)) | 2 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 2 |
| Rear Drive chain worn to excess (6.1.7 (c) (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 |
| Nearside Direction indicator not working front and rear (4.4.1 (a) (ii)) | 1 |
| Central Rear Lower Direction indicator obviously incorrectly positioned Both rear indicators are in the main rear light and do not have the required separation distance (4.4.3 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect head and dip lights wired incorrectly (4.1.2 (c)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted fitted wrong direction (6.1.7 (j) (i)) | 1 |
| Nearside Rear Footrest missing seized (6.2.12 (a)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Front Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure subframe (6.1.1 (b) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect Kick up to the right (4.1.2 (c)) | 1 |
| Rear Brake excessively binding When Rotaded Backwards (1.2.1 (f)) | 1 |
| Front Stop lamp not working Brake (4.3.1 (a) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Rear Position lamp likely to become detached (4.2.1 (c) (ii)) | 1 |
| Rear Stop lamp not working when front brake control applied (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Footrest missing seized in lock position (6.2.12 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect in main beam when switch is in dip position (4.1.2 (c)) | 1 |
| Drive chain excessively loose & needs lubrication! (6.1.7 (c) (i)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Offside Rear Motorcycle structure joining/attachment plate or fastening insecure chain adjuster broke and retaining plate missing (6.1.1 (b) (i)) | 1 |
| Rear Brake linkage has abnormal movement of levers indicating excessive wear or maladjustment rear brake operating lever seized no brake (1.1.15 (f)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Rear Upper Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Nearside Front Footrest insecure 1 bolt missing (6.2.12 (a)) | 1 |
| Central Rear Inner Suspension arm pin or bush excessively worn Swinging arm bushes excess play (5.3.4 (a) (i)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Central Rear Lower Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Front Upper Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Lower Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam HEADLAMP REPLACED (4.1.1 (a) (ii)) | 1 |
| Nearside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected revs when handlebars are turned (6.2.7 (a) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect kicks off to offside (4.1.2 (c)) | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Front Stop lamp not working brake (4.3.1 (a) (ii)) | 1 |
| Suspension arm pin or bush excessively worn Swingarm (5.3.4 (a) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected THROTTLE STICKS (6.2.7 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect masked h/l to correct image (4.1.2 (c)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Nearside Rear Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Brake linkage has abnormal movement of levers indicating excessive wear or maladjustment REAR PEDAL / BRAKE ACT. PIN (1.1.15 (f)) | 1 |
| Rear Wheel fixing missing (single fixing) rear wheel spacer missing (5.2.1 (a) (ii)) | 1 |
| Rear Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |
| Rear Suspension attachment bracket/mounting insecure loose nut (5.3.3 (a) (i)) | 1 |
| Central Rear Upper Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Handlebar excessively deformed Handle bars and-or mounting clamp (2.2.1 (c) (i)) | 1 |
| Front Headlamp not working on main beam fuse blown (4.1.1 (a) (ii)) | 1 |
| Offside Front Lower Exhaust silencer insecure heat shield loose (8.1.1 (b) (i)) | 1 |
| Rear Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Drive chain worn to excess uneven wear, seized links (6.1.7 (c) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls front brake lever not operating brake light (4.3.2 (a) (iii)) | 1 |
| Offside Front Shock absorber has a serious fluid leak fork leg (5.3.2 (b)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls Front brake lever stop light (4.3.2 (a) (iii)) | 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 Rear Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |
| Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Steering headbearing excessively stiff or notchy On lock to lock (2.2.2 (f) (i)) | 1 |
| Stop lamp not working Neither brake do not operate the brake light (4.3.1 (a) (ii)) | 1 |
| Steering operation restricted in free movement from lock to lock Steering is excessively stiff left and right (2.1.4 (c)) | 1 |
| Wheel alignment incorrect which adversely affects the steering Rear wheel is misaligned. (2.4 (a)) | 1 |
| Fuel hose insecure Fuel pump and hoses insecure resting on the engine, mounting bracket perished (6.1.3 (a) (i)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure mudgaurd loose (6.1.1 (b) (i)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Brake pedal anti-slip provision worn smooth (1.1.2 (c)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Brake has no recorded effort at a wheel Brake spongy. (1.2.1 (a) (ii)) | 1 |
| Front Suspension component mounting has an unsafe modification Top yoke bolts missing for the folks.. (5.3.3 (c) (i)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure Side stand bolt hanging out loose.. (6.1.1 (b) (i)) | 1 |
| Rear Brake master cylinder insecure Mounting bolt missing and loose.. (1.1.10 (c)) | 1 |
| Rear Suspension arm pin or bush excessively worn pivot bolt loose,torqed up. (5.3.4 (a) (i)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 1 |
| Headlamp aim unable to be tested Switch Fault (4.1.2 (b)) | 1 |
| Nearside Front Footrest missing (6.2.12 (a)) | 1 |
| Nearside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Brake caliper operating mechanism has excessive travel (1.1.16 (e) (i)) | 1 |
| Roller brake test No brake control achieves an efficiency of 30% (1.2.2 (a) (i)) | 1 |
| Rear Brake caliper has no reserve travel and braking performance affected (1.1.16 (e) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Headlamp not working on main beam no high beam (4.1.1 (a) (ii)) | 1 |
| Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Front Headlamp incorrect colour (4.1.4 (a)) | 1 |
| Brake master cylinder leaking brake reservoir feed pipe to master cylinder detached (1.1.10 (b) (ii)) | 1 |