| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 141 |
| Headlamp aim out of alignment | 111 |
| Service brake: efficiency below requirements |3.7.B.7| | 91 |
| Brakes imbalanced across an axle | 78 |
| Rear parking brake recording little or no effort | 64 |
| Registration plate lamp issues | 58 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 54 |
| Windscreen wiper does not clear the windscreen effectively | 49 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 47 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 42 |
| Registration plate issues | 38 |
| Horn not working |1.6.2a| | 30 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 25 |
| Brake pipe excessively corroded | 25 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 24 |
| Offside Steering rack gaiter split |2.2.D.2d| | 21 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 20 |
| Nearside Stop lamp not working |1.2.1b| | 20 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 19 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 19 |
| Front brake application uneven | 17 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 17 |
| Offside Stop lamp not working |1.2.1b| | 17 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 17 |
| Rear brake binding | 16 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 13 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Brake hose excessively deteriorated | 12 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 11 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 11 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 10 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Nearside Headlamp not working on main beam |1.7.5a| | 10 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 10 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 9 |
| Rear Exhaust system not adequately supported |7.1.1| | 9 |
| Direction indicators not working |1.4.A.2c| | 9 |
| Rear brake application uneven | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 8 |
| All position lamps not working |1.1.A.3b| | 8 |
| Driver`s seat insecure |6.2.A.1| | 8 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 8 |
| Offside Front Direction indicator not working |1.4.A.2c| | 8 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Nearside Front front brake binding |3.7.B.1| | 7 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 7 |
| Offside Headlamp insecure |1.7.3| | 7 |
| Battery insecure |1.9.1| | 7 |
| Brake pedal spongy |3.3.B.1b| | 7 |
| Offside Headlamp not working on main beam |1.7.5a| | 7 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Offside front brake binding |3.7.B.1| | 6 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 6 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 6 |
| Steering column top mounting bracket insecure |2.1.2d| | 6 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 6 |
| Steering column top bearing excessively worn |2.1.2c| | 6 |
| Nearside Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 6 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Brake performance not tested |3.7.A.1| | 6 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Brake hose damaged | 5 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 5 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Fuel system component leaking |7.2.3| | 5 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| rear brake recording little or no effort |3.7.B.5a| | 5 |
| Exhaust engine idle speed too high |7.3.A.2a| | 5 |
| Indicator tell tale inoperative |1.4.A.2a| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 4 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 4 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 4 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Headlamp switch faulty |1.7.1| | 4 |
| Nearside Headlamp insecure |1.7.3| | 4 |
| Indicator switch faulty |1.4.A.1| | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Centre Exhaust system not adequately supported |7.1.1| | 4 |
| Brake hose has insufficient room to move | 4 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 4 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 4 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 4 |
| Nearside Front Tie bar/rod severely distorted |2.4.G.1| | 4 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Front Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 3 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Offside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 3 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 3 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 3 |
| Nearside Rear Shock absorber insecure |2.7.2b| | 3 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 3 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 3 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 3 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 3 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Offside Front front brake binding |3.7.B.1| | 3 |
| Nearside Rear reflector missing |1.5.1a| | 3 |
| Offside Rear reflector missing |1.5.1a| | 3 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Offside Rear Braking system leaking |3.6.A.1| | 3 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Front Subframe mounting prescribed area is inadequately repaired |2.4.A.3| | 3 |
| Nearside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 3 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 3 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 3 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Centre Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 3 |
| Steering system excessively tight |2.2.D.1| | 3 |
| Nearside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Offside Rear Brake pedal does not operate a brake fitted to each wheel |3.3.A.3| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Front Exhaust system not adequately supported |7.1.1| | 3 |
| Speedometer clearly inoperative |6.7.2| | 3 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 3 |
| Offside Front Tie bar/rod severely distorted |2.4.G.1| | 3 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 3 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Rear Brake pipe fouled by moving parts |3.6.B.2a| | 2 |
| Offside Rear Brake pipe fouled by moving parts |3.6.B.2a| | 2 |
| Offside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 2 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Upper Front suspension ball joint dust cover missing |2.4.G.2| | 2 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 2 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Nearside Rear Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Nearside Front Upper Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Brake clevis joint has restricted free movement |3.5.1k| | 2 |
| Offside Front Driver`s seat insecure |6.2.A.1| | 2 |
| Front passenger seat insecure |6.2.3| | 2 |
| Offside Front Sub-frame attachment rubber mounting bonding deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Body or chassis has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Body or chassis has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 2 |
| Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Windscreen wiper blade missing |8.2.2| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Front Braking system leaking |3.6.A.1| | 2 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 2 |
| Front Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 2 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Electrical wiring insecure |1.9.2a| | 2 |
| Nearside Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| front brake binding |3.7.B.1| | 2 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Rear Shock absorber has negligible damping effect |2.7.5| | 2 |
| Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Direction indicator not working |1.4.A.2c| | 2 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Rear Brake hose leaking |3.6.A.1| | 2 |
| Offside Front Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 2 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Offside Rear Bonded suspension unit deteriorated and cannot function as intended |2.4.F.3| | 2 |
| Offside Front Wheel stud|s| missing |4.2.A.1e| | 2 |
| Nearside Front Passenger`s seat insecure |6.2.A.1| | 2 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| Fuel pipe union leaking |7.2.3| | 2 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Nearside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Offside Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 2 |
| An item not tested |Manual| | 2 |
| Nearside Front Braking system leaking |3.6.A.1| | 2 |
| Nearside Rear Brake pedal does not operate a brake fitted to each wheel |3.3.A.3| | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Rear Subframe mounting prescribed area is inadequately repaired |2.4.A.3| | 2 |
| Nearside Front suspension retaining device missing |2.5.A.4| | 2 |
| Offside Front Direction indicators not working |1.4.A.2c| | 2 |
| Offside Rear Sub-frame attachment bracket/mounting corroded and its strength is seriously reduced |2.4.G.1| | 2 |
| Offside Front Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Windscreen has damage | 2 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 2 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 2 |
| Indicator switch insecure |1.4.A.1| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Offside Rear Radius arm has excessive play in a pin/bearing |2.4.G.2| | 2 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Emissions not tested |7.0| | 2 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Front Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Windscreen washer not working | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 2 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Steering rack insecure |2.2.B.1a| | 2 |
| Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Nearside Front Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 2 |
| Headlamp aim not tested |1.8.A.1c| | 2 |