| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 16 |
| Registration plate lamp issues | 9 |
| Front wheel bearings are excessively rough |2.3.5b| | 5 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Steering headbearing has excessive free play |2.2.2| | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Registration plate issues | 4 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Stop lamp remains on when the brakes are released | 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|| | 2 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Nearside Front Direction indicators not working |1.5.1c| | 2 |
| Horn not working |1.7.3a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 2 |
| Riders seat insecure |6.2.5 |a| |ii|| | 2 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Front Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Front Handlebar fouling on the fuel tank or bodywork on full lock |2.1.4 |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 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Central Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Steering linkage insecure to the extent there is excessive movement at the mountings |2.1.3 |a| |ii|| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies rear brake control |1.3.1a| | 1 |
| Front Front wheel spindle loose |2.3.3a| | 1 |
| Offside Front Upper Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Front Upper Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| All direction indicators adversely affected by the operation of another lamp bad earth |4.4.3 |b|| | 1 |
| Direction indicator not working n/s front |1.5.1c| | 1 |
| Front Floor brake test indicates a severely grabbing brake |3.3.C2d| | 1 |
| Nearside Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Nearside Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Front Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Rear Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Centre Lower Rear position lamp incorrect colour |1.1.2b| | 1 |
| Centre Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Nearside Front Upper Brake lever is inoperative |3.1.3c| | 1 |
| Centre Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Brake lever pivots excessively worn |3.1.3a| | 1 |
| Front Brake caliper insecure |1.1.16 |c| |i|| | 1 |
| Central Front Motorcycle structure joining/attachment plate or fastening insecure panels missing |6.1.1 |b| |i|| | 1 |
| Exhaust mounting does not fully support the exhaust system bolt missing |7.1.1.c| | 1 |
| Nearside Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected stuck on high revs |6.2.7 |a| |ii|| | 1 |
| Rear Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Brake component damaged and seriously reduced in strength |3.2.A1| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Seat insecure |6.2.1a| | 1 |
| Rear Brake linkage excessively corroded rear brake cable dry |3.2.A1c| | 1 |
| Front Front position lamp insecure |1.1.1c| | 1 |
| Front Horn control not functioning. |1.7.2b| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Plate brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.B2b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Front Lower Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Front Brake grabbing severely |1.2.1 |c|| | 1 |
| Rear Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Headlamp aim not tested Headlamp aim not tested due to bike not starting |1.6| | 1 |
| Direction indicators not working all 4 indicators |1.5.1c| | 1 |
| Nearside Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Offside Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Offside Rear Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Front Shock absorber has a serious fluid leak fork seals |5.3.2 |b|| | 1 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Front Exhaust has a major leak of exhaust gases stud missing |6.1.2 |a|| | 1 |
| Offside Exhaust has a major leak of exhaust gases leaking underneath |6.1.2 |a|| | 1 |
| Steering linkage component deformed to the extent that steering is affected |2.1.3 |c| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases Exhaust silencer corroded |6.1.2 |a|| | 1 |
| Position lamp not working Rear position lamp |4.2.1 |a|| | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Central Front Handlebar so insecure it is likely to become detached |2.2.1 |b| |ii|| | 1 |
| Rear Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Nearside Front Brake hose bulging under pressure near caliper (1.1.12 (d)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Throttle operating incorrectly tickover irregular (6.2.7 (a) (i)) | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Front Brake lever has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake lever pivot has excessive free play (1.1.1 (b)) | 1 |
| Brake performance not tested cannot test rear brake due to interference from centre stand (1.2.1 (g)) | 1 |
| Direction indicator not working front (4.4.1 (a) (ii)) | 1 |
| Brake lever has insufficient reserve travel rear (1.1.2 (a)) | 1 |
| Brake lever is so short that the brake cannot be readily applied front - snapped too short. sharp edges (1.1.2 (d)) | 1 |
| Rear Brake has no recorded effort at a wheel adjusted brake shoes to lock tester (1.2.1 (a) (ii)) | 1 |
| Nearside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Riders seat insecure dose not lock (6.2.5 (a) (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 |
| Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Nearside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Stop lamp does not illuminate by the operation of both brake controls switch (4.3.2 (a) (iii)) | 1 |