| Most common failures | No# failures |
|---|
| Brakes imbalanced across an axle | 112 |
| Registration plate lamp issues | 61 |
| Headlamp aim out of alignment | 59 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 50 |
| Brake pipe excessively corroded | 43 |
| Windscreen wiper does not clear the windscreen effectively | 41 |
| Front brake application uneven | 28 |
| Rear brake application uneven | 27 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 23 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 22 |
| Service brake: efficiency below requirements |3.7.B.7| | 21 |
| Offside Rear fog lamp not working |1.3.2b| | 20 |
| Brake hose excessively deteriorated | 19 |
| Rear parking brake recording little or no effort | 16 |
| Parking brake: efficiency below requirements |3.7.B.7| | 15 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 12 |
| Rear brake binding | 12 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 12 |
| Rear fog lamp not working |1.3.2b| | 11 |
| Offside Front Direction indicator not working |1.4.A.2c| | 11 |
| Registration plate issues | 11 |
| Horn not working |1.6.2a| | 11 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 10 |
| Exhaust system not adequately supported |7.1.1| | 10 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Nearside Stop lamp not working |1.2.1b| | 10 |
| Nearside front brake binding |3.7.B.1| | 9 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Offside Headlamp not working on main beam |1.7.5a| | 8 |
| Battery insecure |1.9.1| | 8 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Direction indicators not working |1.4.A.2c| | 7 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 7 |
| Offside front brake binding |3.7.B.1| | 7 |
| Rear fog lamp tell tale not working |1.3.1b| | 7 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 7 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 6 |
| Hazard warning switch faulty |1.4.B.1d| | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 5 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 5 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 5 |
| Rear Rear fog lamp not working |1.3.2b| | 5 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 5 |
| Driver`s seat insecure |6.2.A.1| | 5 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Nearside Headlamp not working on main beam |1.7.5a| | 5 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Position lamp switch faulty |1.1.A.1| | 4 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 4 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 4 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| front brakes release unevenly |3.7.B.4| | 4 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Windscreen washer not working | 4 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 4 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Rear Brake hose leaking |3.6.A.1| | 3 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 3 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside rear brake grabbing severely |3.7.A.5b| | 3 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Side repeater not working |1.4.A.2c| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 3 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 3 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 3 |
| Bonnet cannot be secured in the closed position |8.4.1| | 3 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Rear Brake hose bulging under pressure |3.6.B.3| | 3 |
| Offside Rear fog lamp missing |1.3.2a| | 3 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 3 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Shock absorber insecure |2.7.2b| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 3 |
| Windscreen wiper blade insecure | 3 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 3 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Exhaust emissions carbon monoxide content excessive (7.3.B.1a) | 3 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Oil leaking excessively from engine |8.4.1 |a| |i|| | 2 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| All position lamps not working |1.1.A.3b| | 2 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Rear rear brake grabbing severely |3.7.A.5b| | 2 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Exhaust engine idle speed too high |7.3.A.2a| | 2 |
| Fuel system component insecure |7.2.1| | 2 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 2 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Front Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| rear brakes release unevenly |3.7.B.4| | 2 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Headlamp aim not tested |1.8.A.1c| | 2 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Nearside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 2 |
| Offside rear brake juddering severely |3.7.A.5b| | 2 |
| Position lamp switch does not illuminate the front and rear position lamps with a single operation |1.1.A.2| | 2 |
| Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| 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| | 2 |
| Offside Driver`s seat insecure |6.2.A.1| | 2 |
| Nearside Front Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 2 |
| Offside Rear position lamp|s| insecure |1.1.A.3a| | 2 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Nearside Obligatory mirror insecure |8.1.1| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| All direction indicators not working |4.4.1 |a| |ii|| | 2 |
| Offside Front Shock absorbers has a serious fluid leak | 2 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Front Hazard warning lamps inoperative |1.4.B.1b| | 2 |
| Nearside rear parking |secondary| brake grabbing severely |3.7.B.6b| | 2 |
| Headlamp switch faulty |1.7.1| | 2 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside rear brake grabbing severely |3.7.A.5b| | 2 |
| Rear fog lamp tell tale missing |1.3.1b| | 2 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside Rear front brake binding |3.7.B.1| | 2 |
| Fuel tank leaking |7.2.3| | 2 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 2 |
| Front brake excessively fluctuating | 2 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Offside Rear Rear fog lamp missing |4.5.1 |a| |ii|| | 2 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Windscreen wiper blade missing |8.2.2| | 2 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Nearside Front Upper Ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside front brake binding (3.7.B.1) | 2 |
| Brake servo defective or ineffective (1.1.10 (a) (i)) | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |