| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 33 |
| Service brake: efficiency below requirements |3.7.B.7| | 27 |
| Windscreen wiper does not clear the windscreen effectively | 26 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 22 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 21 |
| Nearside Stop lamp not working |1.2.1b| | 18 |
| Offside Stop lamp not working |1.2.1b| | 17 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| Rear brake binding | 13 |
| Rear parking brake recording little or no effort | 13 |
| Parking brake: efficiency below requirements |3.7.B.7| | 12 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 11 |
| Brakes imbalanced across an axle | 11 |
| Offside Steering rack gaiter split |2.2.D.2d| | 10 |
| Registration plate lamp issues | 9 |
| Steering column flexible coupling is excessively deteriorated |2.1.5| | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Driver`s seat insecure |6.2.A.1| | 9 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 8 |
| Front Exhaust system not adequately supported |7.1.1| | 8 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 8 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 8 |
| Rear Stop lamp not working |1.2.1b| | 8 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Brake pipe excessively corroded | 7 |
| Stop lamp not working |1.2.1b| | 7 |
| Rear Exhaust system not adequately supported |7.1.1| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 5 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 5 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 5 |
| Lower Steering column flexible coupling is excessively deteriorated |2.1.5| | 4 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Parking brake lever, pawl mechanism pivots or their associated mountings are insecure |3.1.4b| | 4 |
| Front Exhaust mounting missing |7.1.1b| | 4 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Service brake: efficiency below requirements |3.7.C.1a| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Side repeater missing |1.4.A.2b| | 3 |
| Nearside Side repeater missing |1.4.A.2b| | 3 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Brake hose has insufficient room to move | 3 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Registration plate issues | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Nearside Rear front brake recording little or no effort |3.7.B.5a| | 2 |
| Emissions not tested |7.0| | 2 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 2 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 2 |
| Nearside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Driver`s seat fore and aft adjustment mechanism not functioning as intended. |6.2.A.3| | 2 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2 |
| Nearside Passenger`s seat insecure |6.2.A.1| | 2 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 2 |
| rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 2 |
| Steering rack cracked and unserviceable |2.2.C.1d| | 2 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 2 |
| Parking brake mechanism/associated mounting prescribed area is fractured |3.1.9| | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Parking brake lever insecure |3.1.3b| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Parking brake: efficiency below requirements |3.7.D.4| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 2 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Offside Rear Statutory seat belt missing |5.1.1| | 1 |
| Offside Front Driver`s seat fore and aft adjustment mechanism not functioning as intended. |6.2.A.3| | 1 |
| Direction indicator missing |1.4.A.2b| | 1 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Steering system excessively tight |2.2.D.1| | 1 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Lower Steering rack insecure |2.2.B.1a| | 1 |
| Front passenger seat cannot be secured in the upright position. |6.2.4| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Headlamp aim not tested |1.8.A.1c| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Front passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 1 |
| Nearside Track rod end loose |2.2.B.1d| | 1 |
| Front Lower Steering column flexible coupling is excessively deteriorated (2.2.2 (c)) | 1 |
| Offside Front Inner Drive shaft bearing likely to break up VERY BADLY WORN / POSSIBLY GEARBOX ? (6.1.7 (b) (ii)) | 1 |
| Stop lamp(s) switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Brake lever has abnormal movement of levers indicating maladjustment |3.5.1f| | 1 |
| Nearside Rear Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Offside Front Upper Suspension component mounting prescribed area excessively corroded significantly reducing structural strength suspension mount. |5.3.6 |a| |i|| | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Front Front suspension has excessive movement at a wishbone pin or bush front |2.5.A.1c| | 1 |
| Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Brake lever has abnormal movement of levers indicating excessive wear |3.5.1f| | 1 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Side repeater has less than 50% of the light sources illuminating |1.4.A.2c| | 1 |
| rear brake recording little or no effort both rear |3.7.B.5a| | 1 |
| Exhaust has a major leak of exhaust gases front flexi clamps have fallen off/broken |7.1.2| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Front Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Spare wheel carrier insecure |6.4.2| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Nearside Front Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Rear front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Inner Front Upper Braking system leaking |3.6.A.1| | 1 |
| Nearside Front Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Nearside Inner Front drive shaft coupling is excessively worn |2.5.C.1c| | 1 |
| Offside Inner Front drive shaft coupling is excessively worn |2.5.C.1c| | 1 |
| Offside Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Steering component cracked and unserviceable |2.2.C.1d| | 1 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Rear Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Offside Front Driver`s seat insecure |6.2.A.1| | 1 |
| Offside Front Steering rack insecure |2.2.B.1a| | 1 |
| Rear rear brake excessively fluctuating |3.7.B.3| | 1 |
| Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Brake master cylinder leaking hydraulic fluid |3.6.G.1f| | 1 |
| Front Access panel cannot be secured in the closed position |6.4.1| | 1 |
| Offside rear parking |secondary| brake grabbing severely |3.7.B.6b| | 1 |
| Front Fuel system component leaking |7.2.3| | 1 |
| Offside Front Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Nearside Front Side repeater missing |1.4.A.2b| | 1 |
| Offside Front Side repeater missing |1.4.A.2b| | 1 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Offside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Front brake application uneven | 1 |
| Rear Passengers seat backrest cannot be secured in the upright position. (6.2.6 (a) (i)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Front brake caliper securing device loose |3.5.1j| | 1 |
| Front Brake pipe leaking |3.6.A.1| | 1 |
| Nearside Front Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Nearside Front Anti-roll bar attachment bracket/mounting insecure and impairing directional stability |5.3.3 |a| |ii|| | 1 |
| Offside Front Anti-roll bar attachment bracket/mounting insecure and impairing directional stability |5.3.3 |a| |ii|| | 1 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.1 |c| |ii|| | 1 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering behind bumper |6.1.1 |c| |ii|| | 1 |
| Offside Front Vehicle structure has a fracture which is likely to adversely affect braking or steering behind bumper |6.1.1 |a| |ii|| | 1 |
| Boot lid insecure |6.2.1 |a| |i|| | 1 |
| Front Passenger`s seat insecure |6.2.A.1| | 1 |
| Windscreen wiper blade insecure | 1 |
| Nearside Front brake disc excessively scored |3.5.1h| | 1 |
| Nearside Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside Parking brake recording little or no effort |3.7.D.3a| | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Rear Brake lever has restricted free movement |3.5.1k| | 1 |
| Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Parking brake operation is causing the vehicle to swerve to the nearside |3.7.C.3a| | 1 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front brake disc excessively scored |3.5.1h| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Braking system leaking |3.6.A.1| | 1 |
| Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Front Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Steering column flexible coupling cracked and unserviceable |2.2.C.1d| | 1 |
| Centre Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Parking brake lever, pawl mechanism pivot|s| or their associated mountings locking device insecure |3.1.4b| | 1 |
| Centre Rear Exhaust mounting missing |7.1.1b| | 1 |
| Steering column damaged and unserviceable |2.2.C.1d| | 1 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Offside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Front Steering component cracked and unserviceable |2.2.C.1d| | 1 |
| Nearside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Service brake application uneven across the axle |3.7.D.2b| | 1 |
| Offside Driver`s seat insecure |6.2.A.1| | 1 |
| Steering column flexible coupling fractured and unserviceable |2.2.C.1d| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Nearside Front Inner Steering rack gaiter split |2.2.D.2d| | 1 |
| Brake pipe inadequately supported front to rear |3.6.B.1| | 1 |
| Nearside Rear Brake hose leaking |3.6.A.1| | 1 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Centre Front Upper Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front brake disc has restricted free movement |3.5.1j| | 1 |
| Offside Front brake disc has restricted free movement |3.5.1j| | 1 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| brake caliper securing device loose |3.5.1j| | 1 |
| Nearside rear brake excessively fluctuating |3.7.B.3| | 1 |
| rear parking |secondary| brakes imbalanced | 1 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 1 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Brake master cylinder/servo mounting prescribed area is fractured |3.6.C.3| | 1 |
| Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.C.1a| | 1 |
| Parking brake efficiency below requirements |3.7.C.1b| | 1 |
| Offside Rear Brake clevis joint has restricted free movement |3.5.1k| | 1 |
| Brake pipe inadequately supported |3.6.B.1| | 1 |
| Nearside Front Brake pipe inadequately supported |3.6.B.1| | 1 |
| Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Battery insecure |1.9.1| | 1 |
| Side repeater missing |1.4.A.2b| | 1 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Rear Brake pipe inadequately supported |3.6.B.1| | 1 |
| Brake hose excessively deteriorated | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Front Steering column flexible coupling is excessively deteriorated |2.1.5| | 1 |