| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 32 |
| Registration plate issues | 12 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 6 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Throttle operating incorrectly |6.2.1f| | 5 |
| Horn not working |7.7 |a| |ii|| | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 5 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Horn not working |1.7.3a| | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Headlamp aim not tested |1.6| | 3 |
| Fuel system component leaking |7.2.1a| | 3 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 3 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 3 |
| All direction indicators not working (4.4.1 (a) (ii)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Front Position lamp not working (4.2.1 (a)) | 3 |
| Front Brake excessively binding (1.2.1 (f)) | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Horn control not functioning. |1.7.2b| | 2 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 2 |
| Offside Front Direction indicators not working |1.5.1c| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front Steering headbearing has excessive free play |2.2.2| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Registration plate lamp issues | 2 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 2 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Riders seat insecure (6.2.5 (a) (ii)) | 2 |
| Front Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 2 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 2 |
| Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Horn sound not in accordance with requirements (7.7 (c)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Brake locking device missing tie bar split pin missing |3.2.A1e| | 1 |
| Steering linkage locking device missing front hub nut split pin missing |2.1.3 |d|| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Rear Brake drum|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Headlamp switch insecure |1.2.4| | 1 |
| Nearside Front Upper Direction indicators not working |1.5.1c| | 1 |
| Rear suspension component loose swinging arm nut |2.4.A.1a| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Front Horn control not functioning. |1.7.2b| | 1 |
| Stop lamp remains on when the brake is released front control |1.3.1e| | 1 |
| Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride Chain Adjuster Lock Nuts Loose. |6.2.1h| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Rear suspension has corrosion which reduces the strength of a load bearing member or its supporting structure. |2.4.A.2d| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Central Front Upper Headlamp at least one does not illuminate on dipped beam dip beam not working |1.2.2a|i|| | 1 |
| Central Front Upper Headlamp at least one does not illuminate on main beam main beam not working |1.2.2a|ii|| | 1 |
| Nearside Rear Suspension insecurely attached swingarm pivot nut loose |5.3.3 |a| |i|| | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| All position lamps adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Offside Upper Rear suspension has a fracture of a load bearing member or its supporting structure. mounting point |2.4.A.2d| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Wheel corroded significantly reducing the original strength hole in rim by valve |4.2.1a| | 1 |
| Rear wheel rotation likely to be impeded inscure rear mud gauard |6.2.1b| | 1 |
| Direction indicators not working ALL |1.5.1c| | 1 |
| Rear Brake linkage has restricted free movement Rear drum brake adjustment rod |1.1.15 |e|| | 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 |
| Brake pedal not releasing correctly and functionality of brakes affected |1.1.2 |b| |ii|| | 1 |
| Brake hose damaged | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Brake reaction bracket insecure |3.2.A1j| | 1 |
| Nearside Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Offside Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Front Forks in such a condition that steering control is adversely affected due to seized front forks |2.2.2 |f| |ii|| | 1 |
| Steering head bearings has excessive wear or free play steering excessively notchy |2.2.2 |g|| | 1 |
| Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Front shock absorber leaking oil |9.2.7b| | 1 |
| Steering headbearing has excessive free play |9.2.4| | 1 |
| IMPORTANT. Do not use failure or PRS against this item. For other braking component defects please enter 5430 in the `Find item` box above. rear brake master cylinder insecure |9.3| | 1 |
| Parking brake efficiency below requirements |3.7.B.7| | 1 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Front wheel bearings are excessively rough |9.2.8c| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Rear suspension bush has excessive free play Rear swing arm bushes. |2.4.A2a|i|| | 1 |
| Brake locking device missing brake anchor |3.2.A1e| | 1 |
| Offside Brake component has restricted free movement and operation is likely to be impeded Foot brake lever fouling against exhaust |3.2.A1h| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride rear axle split pin missing |6.2.1h| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies not working |1.3.1a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Rear Brake rod excessively damaged bent out of shape and not allowing normal operation of rear brake during brake test |3.2.A1c| | 1 |
| Clutch lever shortened so it cannot be readily operated. missing |6.2.1g| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Offside Direction indicator not working wont turn off |1.5.1c| | 1 |
| Plate brake test No brake control achieves an efficiency of 30%. |3.3.B2a| | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| All position lamps not working |4.2.1 |a|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear Wheel fixing loose |single fixing| |5.2.1 |a| |ii|| | 1 |
| Dipswitch does not operate immediately when selected on main beam hi/low beam switch broken off |4.1.3 |b|| | 1 |
| Headlamp insecure |4.1.1 |c|| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Headlamp insecure |1.7.3| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Rear Road spring mounting insecure nut missing from mount bolt |5.3.1 |a| |i|| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling not straight in swing arm needs adjusting |2.4 |a|| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Rear Brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Rear fog lamp obviously incorrectly positioned |4.5.4 |a|| | 1 |
| Nearside Rear All position lamps have a product on the lenses or light sources which significantly reduces light intensity |4.2.3 |b| |ii|| | 1 |
| Offside Rear All position lamps have a product on the lenses or light sources which significantly reduces light intensity |4.2.3 |b| |ii|| | 1 |
| Fuel system component leaking |6.1.3 |b| |i|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Shock absorber has a serious fluid leak front left fork seal leaking |5.3.2 |b|| | 1 |
| Throttle operating incorrectly when running full lock sticks on |6.2.7 |a| |i|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen kick up wrong side |4.1.2 |a|| | 1 |
| Brake excessively binding |1.2.1 |f|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Drive chain excessively tight |6.1.7 |k| |i|| | 1 |
| Dipswitch does not operate immediately when selected on main beam |4.1.3 |b|| | 1 |
| Wheel hub worn to the extent that wheel security is adversely affected split pin missing from hub nut |5.2.1 |b| |ii|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Fuel cap leaking |6.1.3 |b| |i|| | 1 |
| Nearside Front Position lamp missing |4.2.1 |a| |ii|| | 1 |
| Offside Front Position lamp missing |4.2.1 |a| |ii|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Horn not working Missing |7.7 |a| |ii|| | 1 |
| Front position lamp damaged and function impaired |1.1.1b| | 1 |
| Rear Wheel more than one fixing loose (5.2.1 (a) (ii)) | 1 |
| Brake rod insecure nut loose and not locked (1.1.15 (c)) | 1 |
| Stop lamp showing white light to the rear (4.3.3 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Nearside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Offside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Rear Brake cylinder inadequately mounted (1.1.16 (c) (i)) | 1 |
| Rear Brake component insecure (1.1.21 (c)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Rear Brake rod insecure rod not through barrel (1.1.15 (c)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Fuel cap leaking (6.1.3 (b) (i)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Exhaust has a major leak of exhaust gases at the manifold (6.1.2 (a)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Rear Motorcycle structure corroded to the extent that the rigidity of the assembly is significantly reduced foot rest hanger (6.1.1 (c) (i)) | 1 |
| Offside Rear Shock absorber has an excessively worn bush lower (5.3.2 (c)) | 1 |
| Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Nearside Chain guard insecure (6.1.7 (i)) | 1 |
| Fuel system component leaking excessively or a risk of fire (6.1.3 (b) (ii)) | 1 |
| Front Steering linkage locking device missing Split pin missing front wheel (2.1.3 (d)) | 1 |
| Front Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Rear Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Nearside Front Steering operation fouling on the fuel tank or bodywork on full lock Switch gear hits fuel tank on left hand lock (2.1.4 (b)) | 1 |
| Offside Front Steering operation fouling on the fuel tank or bodywork on full lock switch and cables hit tank on r/h lock (2.1.4 (b)) | 1 |
| Front Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Front Steering linkage locking device missing Axle spindle (2.1.3 (d)) | 1 |
| Front Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp light intensity significantly reduced (4.3.3 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Brake lever is positioned so that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Front Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected sticking on (6.2.7 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp rear light flashes with indicator (4.2.3 (b)) | 1 |
| Rear Brake component insecure brake stay split pins (1.1.21 (c)) | 1 |
| Front Wheel fixing missing (single fixing) split pin 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 lock nut missing (5.2.1 (c) (ii)) | 1 |
| Nearside Front Forks excessively corroded (2.2.2 (d) (i)) | 1 |
| Offside Front Forks excessively corroded (2.2.2 (d) (i)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Front Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Horn sound not in accordance with requirements Bulb horn fiited (7.7 (c)) | 1 |
| Offside Rear Brake component insecure brake tie rod bolt loose (1.1.21 (c)) | 1 |
| Front Brake lagging in operation (1.2.1 (d)) | 1 |
| Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Fuel system component leaking From base of Carburettor (6.1.3 (b) (i)) | 1 |
| Front Suspension component mounting modified so the suspension is inoperative (5.3.3 (c) (ii)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |