| Most common failures | No# failures |
|---|
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 20 |
| Registration plate lamp issues | 18 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 17 |
| Windscreen wiper does not clear the windscreen effectively | 11 |
| Horn not working |1.6.2a| | 11 |
| Rear brake binding | 10 |
| Parking brake: efficiency below requirements |3.7.B.7| | 10 |
| Nearside Stop lamp not working |1.2.1b| | 9 |
| Brakes imbalanced across an axle | 8 |
| Headlamp aim out of alignment | 8 |
| Brake pipe excessively corroded | 8 |
| Offside Stop lamp not working |1.2.1b| | 7 |
| Registration plate issues | 7 |
| Rear parking brake recording little or no effort | 7 |
| Rear brake application uneven | 7 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 5 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 4 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 4 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Direction indicators not working |1.4.A.2c| | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 3 |
| Hazard warning lamps inoperative |1.4.B.1b| | 3 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 3 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 3 |
| 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 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Offside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 2 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 2 |
| Exhaust engine idle speed too high |7.3.A.2a| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Side repeater not working |1.4.A.2c| | 2 |
| Battery insecure |1.9.1| | 2 |
| rear brakes release unevenly |3.7.B.4| | 2 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Nearside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Anti-roll bar linkage worn and seriously weakened |2.4.G.1| | 1 |
| Offside Front Anti-roll bar linkage worn and seriously weakened |2.4.G.1| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Upper Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Upper Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| All position lamps not working |4.2.1 |a|| | 1 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Passenger`s seat insecure |6.2.6 |a| |ii|| | 1 |
| Driver`s seat insecure |6.2.5 |a| |ii|| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 1 |
| Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front brake disc excessively scored |3.5.1h| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Front Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Front Lower Suspension arm pin or bush excessively worn trunion |5.3.4 |a| |i|| | 1 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Rear Service brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Parking |secondary brake| on a single line braking system imbalanced across an axle Axle 1 |1.3.1 |b| |i|| | 1 |
| Offside Front Upper Ball joint dust cover missing |2.2.C.1c| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Rear Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Offside Rear Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 1 |
| Offside Rear Brake pipe inadequately supported |3.6.B.1| | 1 |
| Offside rear brake grabbing severely |3.7.A.5b| | 1 |
| Offside Rear Service brake grabbing severely |3.7.C.2| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Front Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Indicator switch missing |1.4.A.1| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Offside Front Steering system fouling |2.2.D.2a| | 1 |
| Nearside Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Upper Suspension arm synthetic bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Upper Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Steering system excessively tight |2.2.D.1| | 1 |
| front brake juddering severely |3.7.A.2b| | 1 |
| Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 1 |
| Offside Front Vehicle structure has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Vehicle structure has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Front Electrical wiring inadequately supported |1.9.2a| | 1 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Electrical wiring insecure |1.9.2a| | 1 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Brake hose has insufficient room to move | 1 |
| Nearside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Headlamp aim beam image kick up to the offside both lamps |1.8| | 1 |
| Stop lamp not working all stop lamps not working |1.2.1b| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Emissions not tested |7.3.A.1| | 1 |
| Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| front brake binding |3.7.B.1| | 1 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Nearside Front An item not tested |Manual| | 1 |
| Nearside Rear An item not tested |Manual| | 1 |
| Emissions not tested |8.2.1.2 |d|| | 1 |
| Brake hose excessively deteriorated | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 1 |
| Driver`s seat insecure |6.2.A.1| | 1 |
| Offside Front Passenger`s seat insecure |6.2.A.1| | 1 |
| Rear Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Lower Front suspension retaining device missing wishbone bolt split pin |2.5.A.4| | 1 |
| rear parking |secondary| brakes imbalanced | 1 |
| Offside Track rod end ball joint dust cover missing |2.2.C.1c| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Front Braking system leaking cailper |3.6.A.1| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Exhaust emissions hydrocarbon content excessive |8.2.1.2 |b|| | 1 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Position lamp not working all lights not working (4.2.1 (a) (ii)) | 1 |
| Position lamp switch does not operate in accordance with the requirements (4.2.2 (a)) | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Windscreen wiper not working (3.4 (a)) | 1 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 1 |
| Boot lid cannot be secured in the closed position (6.2.1 (e)) | 1 |
| Passengers seat insecure (6.2.6 (a) (ii)) | 1 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Vehicle structure inadequately repaired such that structural rigidity is significantly reduced chassis (6.1.1 (d) (i)) | 1 |
| Offside Vehicle structure inadequately repaired such that structural rigidity is significantly reduced (6.1.1 (d) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Shock absorbers insecurely attached (5.3.2 (a) (i)) | 1 |