| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 130 |
| Headlamp aim out of alignment | 117 |
| Brake pipe excessively corroded | 98 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 40 |
| Brakes imbalanced across an axle | 34 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 31 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 30 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 27 |
| Registration plate lamp issues | 25 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 24 |
| Windscreen washer not working | 22 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 22 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 20 |
| Parking brake: efficiency below requirements |3.7.B.7| | 19 |
| Front brake application uneven | 17 |
| Front brake excessively fluctuating | 16 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 16 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 15 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 14 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 14 |
| Registration plate issues | 11 |
| Rear fog lamp not working |1.3.2b| | 10 |
| Nearside Stop lamp not working |1.2.1b| | 9 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 9 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Horn not working |1.6.2a| | 8 |
| Rear fog lamp tell tale not working |1.3.1b| | 7 |
| Nearside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Anti-lock braking system warning lamp indicates an ABS fault | 7 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 7 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Offside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Rear brake disc in such a condition that it is seriously weakened | 6 |
| Front brake disc in such a condition that it is seriously weakened | 6 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Stop lamp remains on when the brakes are released | 5 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 5 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 5 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Battery insecure |1.9.1| | 5 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Horn not working |7.7 |a| |ii|| | 4 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 4 |
| Offside Front Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 4 |
| Nearside Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |
| Nearside Front Lower Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 3 |
| Emissions not tested |7.3.A.1| | 3 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 3 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 3 |
| Reversing lamp inoperative (4.6.1 (a)) | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 3 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Rear fog lamp switch inoperative (4.5.3 (a)) | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |