| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 174 |
| Headlamp aim out of alignment | 95 |
| Brake pipe excessively corroded | 60 |
| Windscreen wiper does not clear the windscreen effectively | 54 |
| Parking brake: efficiency below requirements |3.7.B.7| | 27 |
| Offside Stop lamp not working |1.2.1b| | 27 |
| Nearside Stop lamp not working |1.2.1b| | 25 |
| Centre Stop lamp not working |1.2.1b| | 23 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 18 |
| Registration plate issues | 17 |
| Nearside Rear brake disc contaminated by oil |3.5.1h| | 16 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Rear brake disc contaminated by oil |3.5.1h| | 11 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 11 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 10 |
| Brakes imbalanced across an axle | 10 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Windscreen has damage | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 8 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Rear brake disc in such a condition that it is seriously weakened | 8 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Windscreen washer not working | 6 |
| Rear parking brake recording little or no effort | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 5 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 5 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 4 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 4 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Central Stop lamp not working |1.2.1b| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 4 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 4 |
| Horn not working |1.6.2a| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Power steering fluid level below minimum |2.3.1| | 3 |
| Offside Steering rack gaiter split |2.2.D.2d| | 3 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Rear Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Rear Shock absorbers has a serious fluid leak | 3 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Offside Headlamp insecure |1.7.3| | 3 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 3 |
| Centre Upper Stop lamp not working |1.2.1b| | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 3 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill (5.3.6 (a) (i)) | 3 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside Rear Brake disc contaminated (1.1.14 (b)) | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Emissions not tested |7.3.A.1| | 2 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 2 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Nearside Rear Suspension spring mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Exhaust catalytic converter obviously modified (8.2.1.1 (a)) | 2 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 2 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 2 |
| Offside Front Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Fuel cap/sealing device missing |7.2.4a| | 2 |
| All position lamps not working |1.1.A.3b| | 2 |
| Nearside Rear Leaf spring to axle fixings loose to the extent that relative movement is visible (5.3.1 (a) (ii)) | 2 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Power steering component|s| leaking |2.3.3b| | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 2 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Drivers seat insecure (6.2.5 (a) (ii)) | 2 |
| Offside Front Drivers door cannot be opened from outside the vehicle (6.2.3 (a)) | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Brake hose has insufficient room to move | 2 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Rear brake caliper leaking |3.6.A.1| | 2 |
| Nearside Obligatory mirror seriously obscured affecting the rear view |8.1.2a| | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |