| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Registration plate issues | 4 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 4 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 3 |
| Horn not working (7.7 (a)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Fuel tank insecure (6.1.3 (a) (i)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Drive chain sprocket so loose it is likely to fail REAR SPROCKET HAS LOOSE BOLT (6.1.7 (c) (ii)) | 1 |
| Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Brake fluid contaminated (1.8 (a)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect battery flat (4.1.2 (c)) | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Horn control not readily accesible. |1.7.2a| | 1 |
| Front Stop lamp missing (4.3.1 (a) (ii)) | 1 |
| Rear Brake lever has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Offside Front Brake lever mounting insecure |3.1.2a| | 1 |
| Front position lamp incorrect colour side lamp blue |1.1.2a| | 1 |
| Offside Handlebar mounting clamp loose handlebar broken mount |2.1.1a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Exhaust is leaking and excessively noisey front pipe |7.1.1b| | 1 |
| Rear Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Rear Wheel inadequatly repaired significantly reducing the original strength filler on centre hub and rim |4.2.1a| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| All position lamps not working |4.2.1 |a|| | 1 |
| Nearside Front Footrest insecure |6.2.12 |a|| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Handlebar so insecure it is likely to become detached Both (2.2.1 (b) (ii)) | 1 |
| Nearside Front Lower Suspension attachment bracket/mounting insecure Fork spindle clamp bolt missing (5.3.3 (a) (i)) | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Central Front Riders seat insecure |6.2.1a| | 1 |
| Nearside Rear Drive chain excessively tight |6.2.1d| | 1 |
| Nearside Front Fuel system component leaking |7.2.1a| | 1 |
| Nearside Front Locking devices not correctly fitted which may make the motor bicycle dangerous to ride Riders foot peg locking device missing |6.2.1h| | 1 |
| Offside Rear Exhaust mounting does not fully support the exhaust system Rubber support mounting broken offside under belly pan |7.1.1.c| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Nearside Front Locking devices not correctly fitted which may make the motor bicycle dangerous to ride Bolt and nyloc nut holding part of frame , bolt is not long enough to hit the nyloc |6.2.1h| | 1 |
| Rear Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Position lamp switch insecure (4.2.2 (b)) | 1 |
| Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| Nearside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Nearside Handlebar deformed |2.1.1b| | 1 |
| Steering lock stop maladjusted |2.1.3| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 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 Brake caliper insecure (1.1.16 (c) (i)) | 1 |
| All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| 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 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Exhaust system insecure rear box (6.1.2 (a)) | 1 |
| Offside Exhaust mounting does not fully support the exhaust system mounting bracket broken |7.1.1.c| | 1 |
| Rear Rear shock absorber has inadequate damping effect. rear shock has no damping effect |2.4.A.3b| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Nearside Brake lever has insufficient reserve travel left hand handle bar brake lever (1.1.2 (a)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Drive chain horseshoe locking device incorrectly fitted Wrong direction. (6.1.7 (j) (i)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Lower Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Fuel tank leaking |7.2.1a| | 1 |