| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 301 |
| Brake pipe excessively corroded | 132 |
| Registration plate lamp issues | 113 |
| Windscreen wiper does not clear the windscreen effectively | 94 |
| Brakes imbalanced across an axle | 89 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 68 |
| Nearside Side repeater not working |1.4.A.2c| | 60 |
| Service brake: efficiency below requirements |3.7.B.7| | 56 |
| Nearside Headlamp insecure |1.7.3| | 54 |
| Offside Headlamp insecure |1.7.3| | 53 |
| Offside Side repeater not working |1.4.A.2c| | 52 |
| Offside Rear fog lamp not working |1.3.2b| | 42 |
| Brake hose excessively deteriorated | 38 |
| Parking brake: efficiency below requirements |3.7.B.7| | 36 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 33 |
| Rear parking brake recording little or no effort | 32 |
| Rear brake binding | 30 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 29 |
| Rear Exhaust system not adequately supported |7.1.1| | 28 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 25 |
| Front brake disc in such a condition that it is seriously weakened | 25 |
| Nearside Front Side repeater not working |1.4.A.2c| | 23 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 22 |
| Registration plate issues | 21 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 20 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Horn not working |1.6.2a| | 19 |
| Offside Stop lamp not working |1.2.1b| | 19 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 19 |
| Nearside Front Headlamp insecure |1.7.3| | 19 |
| Battery insecure |1.9.1| | 19 |
| Rear brake application uneven | 19 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 18 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Offside Front Side repeater not working |1.4.A.2c| | 18 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Offside Front Headlamp insecure |1.7.3| | 17 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 16 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 16 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 15 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 15 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Hazard warning switch faulty |1.4.B.1d| | 15 |
| Fuel system component leaking |7.2.3| | 14 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 14 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 14 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 14 |
| Offside front brake binding |3.7.B.1| | 13 |
| Offside Headlamp insecure (4.1.1 (c)) | 13 |
| Nearside Stop lamp not working |1.2.1b| | 13 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Rear Exhaust mounting missing |7.1.1b| | 12 |
| Hazard warning lamps inoperative |1.4.B.1b| | 12 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| Nearside Headlamp insecure (4.1.1 (c)) | 12 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 11 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 11 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 11 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Offside Headlamp not working on main beam |1.7.5a| | 11 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 10 |
| Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 10 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 10 |
| Windscreen washer not working | 10 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 10 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 10 |
| Emissions not tested |7.0| | 10 |
| Nearside Headlamp not working on main beam |1.7.5a| | 9 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 9 |
| Nearside Front front brake binding |3.7.B.1| | 9 |
| Brake load sensing valve linkage seized |3.6.E.3| | 9 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 9 |
| Offside Front brake disc excessively pitted |3.5.1h| | 9 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 9 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Parking brake lever has no reserve travel |3.1.6b| | 9 |
| Mechanical brake component has restricted free movement | 9 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 8 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 8 |
| Rear fog lamp not working |1.3.2b| | 8 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 8 |
| Front brake application uneven | 8 |
| Rear Brake valve leaking |3.6.A.1| | 8 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 7 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 7 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 7 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Offside Front front brake binding |3.7.B.1| | 7 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 7 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 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 Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Front coil spring fractured |2.4.C.1a| | 6 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 6 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 6 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| 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| | 5 |
| Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 5 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Nearside front brake binding |3.7.B.1| | 5 |
| Fuel pipe leaking |7.2.3| | 5 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 5 |
| Nearside Side repeater insecure |1.4.A.2b| | 5 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 5 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 5 |
| Front brake excessively fluctuating | 5 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Nearside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 5 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 5 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Brake pedal spongy |3.3.B.1b| | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Nearside Rear Radius arm has excessive play in a pin/bearing |2.4.G.2| | 5 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Brake valve leaking |3.6.A.1| | 4 |
| Nearside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 4 |
| Offside Front coil spring incomplete |2.4.C.1a| | 4 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 4 |
| Nearside Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 4 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Fuel hose leaking |7.2.3| | 4 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 4 |
| An item not tested |Manual| | 4 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 4 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 4 |
| Fuel system component leaking (6.1.3 (b) (i)) | 4 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 4 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 4 |
| Offside Rear Radius arm has excessive play in a pin/bearing |2.4.G.2| | 4 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |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 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Centre Exhaust system not adequately supported |7.1.1| | 4 |
| Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| 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| | 4 |
| Speedometer cannot be illuminated. |6.7.3| | 4 |
| Horn not working (7.7 (a)) | 4 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Brake hose has insufficient room to move | 4 |
| Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Outer Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Windscreen wiper blade insecure | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front Headlamp insecure |4.1.1 |c|| | 3 |
| Nearside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 3 |
| Offside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 3 |
| Offside Rear An item not tested |Manual| | 3 |
| Offside Steering rack gaiter split |2.2.D.2d| | 3 |
| Nearside Headlamp insecure |4.1.1 |c|| | 3 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 3 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 3 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 3 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded inner sill |2.4.A.3| | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Passenger`s seat insecure |6.2.A.1| | 3 |
| Exhaust system not adequately supported |7.1.1| | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 3 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Brake load sensing valve inoperative |3.6.E.3| | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Headlamp aim not tested |1.8.A.1c| | 3 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 3 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Side repeater not working |1.4.A.2c| | 3 |
| 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| | 3 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| rear brakes release unevenly |3.7.B.4| | 3 |
| Brake load sensing valve seized |3.6.E.3| | 3 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Emissions not tested (8.2.2.2 (e)) | 3 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 3 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Offside Rear Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside 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 has part of the system excessively deteriorated |7.1.1a| | 3 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Rear Exhaust system insecure (6.1.2 (a)) | 3 |
| Offside Outer Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Front Brake pipe inadequately clipped |3.6.B.1| | 3 |