| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 30 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 23 |
| Registration plate lamp issues | 22 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 20 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 17 |
| Stop lamp remains on when the brakes are released | 15 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 15 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 12 |
| Horn not working (7.7 (a) (ii)) | 11 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 10 |
| Registration plate issues | 9 |
| Rear Position lamp not working (4.2.1 (a)) | 9 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 9 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 9 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 7 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Rear reflector missing (4.8.2 (a) (ii)) | 7 |
| Exhaust system insecure (6.1.2 (a)) | 7 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 6 |
| Riders seat insecure (6.2.5 (a) (ii)) | 6 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 6 |
| 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)) | 6 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 6 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Headlamp aim not tested (4.1.2 (b)) | 5 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 5 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Headlamp insecure (4.1.1 (c)) | 4 |
| Nearside Front Shock absorber has negligible damping effect (5.3.2 (b)) | 4 |
| Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 4 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 3 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 3 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Front Shock absorber has negligible damping effect (5.3.2 (b)) | 3 |
| Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 3 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 3 |
| All direction indicators not working (4.4.1 (a) (ii)) | 3 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 3 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Nearside Front Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 2 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |
| Front Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Rear Brake pipe likely to become detached or damaged (1.1.11 (d) (ii)) | 2 |
| Front Horn sound not in accordance with requirements (7.7 (c)) | 2 |
| Steering operation impeded by a fairing (2.1.4 (e)) | 2 |
| Brake performance not tested (1.2.1 (g)) | 2 |
| Rear Wheel fixing missing (multiple fixings) (5.2.1 (a) (i)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Horn not working (7.7 (a) (ii)) | 2 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 2 |
| Front Brake grabbing severely (1.2.1 (c)) | 2 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Front Shock absorber has negligible damping effect forks seized (5.3.2 (b)) | 2 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Handlebar retaining device loose |2.2.1 |b| |i|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 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 |
| Brake lining|s| incorrectly mounted Lining Separated from pad |1.1.13 |c|| | 1 |
| Front Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Front Shock absorber has negligible damping effect suspension locking up when compressed |5.3.2 |b|| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected |6.2.7 |a| |ii|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Brake performance not tested no pad left on rear brake`s |1.2.1 |g|| | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up |5.1.3 |b| |ii|| | 1 |
| Steering operation restricted in free movement from lock to lock |2.1.4 |c|| | 1 |
| Rear Stop lamp not working Not working on rear brake lever |4.3.1 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases Exhaust blowing at engine conection |6.1.2 |a|| | 1 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Front Exhaust system insecure |6.1.2 |a|| | 1 |
| Front Suspension rod modified so the suspension is inoperative |5.3.3 |c| |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 |
| Rear Brake lever not releasing correctly and functionality of brakes affected |1.1.2 |b| |ii|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort confirmed on road test |1.2.1 |e|| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Front Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Stop lamp not working front lever |4.3.1 |a| |ii|| | 1 |
| Stop lamp not working rear lever |4.3.1 |a| |ii|| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Roller brake test No brake control achieves an efficiency of 30% |1.2.2 |a| |i|| | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure front fairings loose and insecure |6.1.1 |b| |i|| | 1 |
| Rear Suspension arm attachment bracket/mounting damaged and seriously weakened r/h engine mounting broken (5.3.3 (b) (i)) | 1 |
| Nearside Steering linkage locking device ineffective (2.1.3 (d)) | 1 |
| Offside Front Steering linkage locking device ineffective (2.1.3 (d)) | 1 |
| Central Rear Stop lamp not working o/s brake light switch not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working not working on front control (4.3.1 (a) (ii)) | 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 |
| Rear Stop lamp not working Not working from front brake switch (4.3.1 (a) (ii)) | 1 |
| Shock absorber has negligible damping effect restricted movement (5.3.2 (b)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Shock absorber has negligible damping effect BOTH SOLID NO MOVEMENT (5.3.2 (b)) | 1 |
| Motorcycle structure is fractured and structural rigidity is significantly reduced front head lamp and body sections insecure (6.1.1 (a) (i)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure left hand switch/mirror assembly insecure (6.1.1 (b) (i)) | 1 |
| Exhaust has a major leak of exhaust gases front exhaust mount to cylinder missing fixing and leaking gasses (6.1.2 (a)) | 1 |
| Suspension component pin or bush excessively worn engine mount pivots (5.3.4 (a) (i)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Central Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Central Front Shock absorber has negligible damping effect BADLY PITTED FORKS (5.3.2 (b)) | 1 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect not moving (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake disc significantly and obviously worn Worn below the 3mm limit (2.2mm) (1.1.14 (a) (i)) | 1 |
| Rear Brake disc significantly and obviously worn Worn below 3mm limit (2.5mm) (1.1.14 (a) (i)) | 1 |
| Brake performance not tested Brake test not carried out due to condition of brakes. (1.2.1 (g)) | 1 |
| Front Shock absorber has negligible damping effect Not damping or returning to upper rest position. (5.3.2 (b)) | 1 |
| Stop lamp showing white light to the rear (4.3.3 (a) (ii)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working when operating both brake levers (4.3.1 (a) (ii)) | 1 |
| Rear Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Offside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Stop lamp not working on front brake lever (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak both (5.3.2 (b)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition missing (8.1.1 (a)) | 1 |
| Rear Brake linkage has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Front Shock absorber has an excessively worn bush Play in fork leg bushes (5.3.2 (c)) | 1 |
| Stop lamp not working when front or rear brake applied (4.3.1 (a) (ii)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Rear Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Front Shock absorber has negligible damping effect front forks partially seized (5.3.2 (b)) | 1 |
| Headlamp insecure inc body panel (4.1.1 (c)) | 1 |
| All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Shock absorber has negligible damping effect front suspension siezed (5.3.2 (b)) | 1 |
| Rear Lower Motorcycle structure has a fracture which is likely to adversely affect braking or steering (6.1.1 (a) (ii)) | 1 |
| Stop lamp not working front lever (4.3.1 (a) (ii)) | 1 |
| Front Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure front light panel seriously likely to become unattached, (6.1.1 (b) (i)) | 1 |
| Front Upper All position lamps not working both position light bulbs inoperative. (4.2.1 (a)) | 1 |
| Stop lamp not working front control (4.3.1 (a) (ii)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Brake performance not tested unsafe rear axle bushes badly worn (1.2.1 (g)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Rear Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Rear Brake lever has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Rear Brake cable has restricted free movement brake cable needs lubrication due to lack of useage (1.1.15 (e)) | 1 |
| Riders seat insecure Latch broken. (6.2.5 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Nearside Front Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Front Shock absorber has negligible damping effect Shock absorber movement is non existent. Could be both (5.3.2 (b)) | 1 |
| Front Valve stem seriously damaged Perished and split all the way round stem (5.2.3 (j)) | 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 |
| Front Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Rear Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Front Motorcycle structure joining/attachment plate or fastening insecure Clock unit super glued together. (6.1.1 (b) (i)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure Body panels and light unit. (6.1.1 (b) (i)) | 1 |
| Front Shock absorber has negligible damping effect forks semi seized (5.3.2 (b)) | 1 |
| Front Stop lamp not working faulty (4.3.1 (a) (ii)) | 1 |
| Brake lever has insufficient reserve travel too much travel (1.1.2 (a)) | 1 |
| Forks excessively deformed front forks are bent,there is no suspension movement,forks are jammed (2.2.2 (d) (i)) | 1 |
| Forks in such a condition that steering control is adversely affected steering is pulling to the side (2.2.2 (d) (ii)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected steering is stiff and pulling to the side (2.2.2 (f) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy steering is stiff (2.2.2 (f) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Shock absorber has negligible damping effect front forks, seized with no movement (5.3.2 (b)) | 1 |
| Front Suspension component likely to fail stiff (5.3.3 (b) (ii)) | 1 |
| Nearside Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |
| Central Engine mounting/bracket bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Rear Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Nearside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Wheel bearing has excessive play rear wheel feels loose, possibly play in bearing behind (5.1.3 (a) (i)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock lock stop not achieved when steered to left or right sides. forks make contact with bodywork (2.1.4 (b)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Exhaust has a major leak of exhaust gases manifold (6.1.2 (a)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition baffle is missing (8.1.1 (a)) | 1 |
| Front Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Rear Shock absorber has an excessively worn bush lower bush (5.3.2 (c)) | 1 |
| Rear Exhaust system insecure top exhaust bolt snapped (6.1.2 (a)) | 1 |
| Steering headbearing excessively stiff or notchy notchy (2.2.2 (f) (i)) | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Engine mounting/bracket bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Front Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Exhaust has a major leak of exhaust gases header pipe loose/blowing (6.1.2 (a)) | 1 |
| Brake cable has restricted free movement Rear brake sticking (1.1.15 (e)) | 1 |
| Shock absorber has negligible damping effect no damping sticking (5.3.2 (b)) | 1 |
| Rear Brake lever insecure (1.1.2 (e) (i)) | 1 |
| All direction indicators not working *** not flashing *** (4.4.1 (a) (ii)) | 1 |
| Rear Brake excessively binding ** suspect piston damage ** (1.2.1 (f)) | 1 |
| Brake performance not tested no pad material front or rear (1.2.1 (g)) | 1 |
| Central Front Headlamp insecure (4.1.1 (c)) | 1 |
| Brake hose damaged | 1 |
| Steering headbearing excessively stiff or notchy when turning left (2.2.2 (f) (i)) | 1 |
| Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Rear Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Rear Brake grabbing severely (1.2.1 (c)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |