| Most common failures | No# failures |
|---|
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Headlamp aim out of alignment | 22 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 22 |
| Stop lamp remains on when the brakes are released | 19 |
| Registration plate lamp issues | 18 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 11 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 10 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 8 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 7 |
| Rear Brake lever insecure (1.1.2 (e) (i)) | 7 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 7 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 6 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 6 |
| Brake hose damaged | 6 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 5 |
| Front Brake excessively binding (1.2.1 (f)) | 5 |
| Registration plate issues | 5 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 5 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 5 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 4 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 3 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 3 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Nearside Front Brake lever insecure (1.1.2 (e) (i)) | 3 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Fuel system component leaking (6.1.3 (b) (i)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Front Brake hose damaged and likely to fail (1.1.12 (a)) | 2 |
| Brake hose excessively deteriorated | 2 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 2 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear Brake lever not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 2 |
| Front Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Brake lever insecure (1.1.2 (e) (i)) | 2 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 2 |
| Fuel system component leaking excessively or a risk of fire (6.1.3 (b) (ii)) | 1 |
| Exhaust system insecure Mount broken from engine casing (6.1.2 (a)) | 1 |
| Nearside Front Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Handlebar deformed to the extent that steering is affected |2.2.1 |c| |ii|| | 1 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls front switch (4.3.2 (a) (iii)) | 1 |
| Front Brake lever so insecure that the brake cannot be readily applied fixing loose. (1.1.2 (e) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Position lamp not working both front side light bulbs (4.2.1 (a)) | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Front Headlamp aim not tested Dip beam not working (4.1.2 (b)) | 1 |
| Nearside Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected appears to be rusted together (2.2.2 (f) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak both (5.3.2 (b)) | 1 |
| Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Nearside Front Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Nearside Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp not working Rear switch (4.3.1 (a) (ii)) | 1 |
| Steering linkage locking device ineffective steering goes past the steering lock (2.1.3 (d)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure Front mudguard insecure (6.1.1 (b) (i)) | 1 |
| Handlebar deformed to the extent that steering is affected (2.2.1 (c) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak Both suspension units (5.3.2 (b)) | 1 |
| Offside Front Steering operation linkage fouling when handlebars turned from lock to lock (2.1.4 (a)) | 1 |
| Front Steering operation impeded by a fairing Front mudguard (2.1.4 (e)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Motorcycle structure inadequately repaired such that it is likely to adversely affect braking or steering Mudguard mountings (6.1.1 (d) (ii)) | 1 |
| Nearside Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Brake excessively binding front brake lever not returning (1.2.1 (f)) | 1 |
| Offside Steering linkage locking device ineffective (2.1.3 (d)) | 1 |
| Front Headlamp not working on dipped beam headlight lamp replaced (4.1.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam lamp replaced (4.1.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam lamp replaced (4.1.1 (a) (ii)) | 1 |
| Rear Brake lever has insufficient reserve travel Rear brake lever (1.1.2 (a)) | 1 |
| Handlebar so insecure it is likely to become detached (2.2.1 (b) (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 |
| Headlamp aim unable to be tested light inoperative (4.1.2 (b)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Front Handlebar so insecure it is likely to become detached movement in mounting (2.2.1 (b) (ii)) | 1 |
| Rear Brake lever has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Steering operation impeded by a fairing (2.1.4 (e)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Rear Brake has no recorded effort at a wheel out of adjustment (1.2.1 (a) (ii)) | 1 |
| Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Steering linkage component insecure to the motorcycle structure (2.1.3 (a) (i)) | 1 |
| Exhaust silencer insecure bracket cracked (8.1.1 (b) (i)) | 1 |
| Steering operation impeded by a leg shield (2.1.4 (e)) | 1 |
| Fuel pipe insecure fuel pump and associated piping insecure (6.1.3 (a) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Brake lever not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Front Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Offside Front Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Nearside Front Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Pillion seat with a defective supporting structure grab rail broken (6.2.6 (a) (i)) | 1 |
| Rear Brake lever has insufficient reserve travel Brake adjusted (1.1.2 (a)) | 1 |
| Rear Brake lever has insufficient reserve travel Rear brake adjusted (1.1.2 (a)) | 1 |
| Offside Rear Fuel pipe leaking excessively or a risk of fire (6.1.3 (b) (ii)) | 1 |
| Offside Front Exhaust system insecure ONE BOLT LOOSE OTHER MISSING (6.1.2 (a)) | 1 |
| Nearside Rear Brake lever insecure lever mount (1.1.2 (e) (i)) | 1 |
| Brake caliper damaged Not releasing correctly (1.1.16 (a) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected Is loose and just twist Around (6.2.7 (a) (ii)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Steering linkage component insecure (2.1.3 (a) (i)) | 1 |
| Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Offside Brake lever has insufficient reserve travel rear brake (1.1.2 (a)) | 1 |
| Shock absorber has a serious fluid leak Front fork seals (5.3.2 (b)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |