| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1054 |
| Headlamp aim out of alignment | 748 |
| Brake pipe excessively corroded | 583 |
| Registration plate lamp issues | 358 |
| Offside Stop lamp not working |1.2.1b| | 202 |
| Nearside Stop lamp not working |1.2.1b| | 197 |
| Brakes imbalanced across an axle | 180 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 137 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 115 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 115 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 103 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 92 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 87 |
| Nearside Rear Stop lamp not working |1.2.1b| | 82 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 77 |
| Anti-lock braking system warning lamp indicates an ABS fault | 72 |
| Registration plate issues | 70 |
| Offside Rear Stop lamp not working |1.2.1b| | 63 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 61 |
| Parking brake lever has no reserve travel |3.1.6b| | 55 |
| Front brake excessively fluctuating | 54 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 53 |
| Offside front brake binding |3.7.B.1| | 53 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 52 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 51 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 48 |
| Parking brake: efficiency below requirements |3.7.B.7| | 48 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 47 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 47 |
| Front brake application uneven | 46 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 46 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 46 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 44 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 44 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 43 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 43 |
| Centre Stop lamp not working |1.2.1b| | 42 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 38 |
| Offside Front front brake binding |3.7.B.1| | 38 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 37 |
| Windscreen washer not working | 37 |
| Offside Front Position lamp not working |4.2.1 |a|| | 37 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 34 |
| Rear parking brake recording little or no effort | 32 |
| Front brake disc in such a condition that it is seriously weakened | 31 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 31 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 31 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 31 |
| Offside Upper Stop lamp not working |1.2.1b| | 29 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Nearside Lower Stop lamp not working |1.2.1b| | 28 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 28 |
| Nearside Upper Stop lamp not working |1.2.1b| | 26 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 26 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 26 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 24 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 24 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 24 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 24 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 24 |
| Offside Lower Stop lamp not working |1.2.1b| | 23 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 23 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 23 |
| Emissions not tested (8.2.1.2 (d)) | 23 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 22 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 22 |
| Mechanical brake component has restricted free movement | 22 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 21 |
| Nearside front brake binding |3.7.B.1| | 21 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 21 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 21 |
| Rear brake application uneven | 20 |
| Nearside Rear coil spring broken |2.4.C.1a| | 20 |
| Nearside Rear Lower Stop lamp not working |1.2.1b| | 20 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 19 |
| Brake hose excessively deteriorated | 19 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 18 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 18 |
| Offside Rear Lower Stop lamp not working |1.2.1b| | 18 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 18 |
| Nearside Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 18 |
| Rear fog lamp not working |1.3.2b| | 18 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 18 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 17 |
| Exhaust system insecure (6.1.2 (a)) | 17 |
| Offside Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 17 |
| Offside Front Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 17 |
| Offside Rear Upper Stop lamp not working |1.2.1b| | 16 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 16 |
| Windscreen wiper blade insecure | 16 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 16 |
| Exhaust system not adequately supported |7.1.1| | 16 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 15 |
| Nearside Rear Upper Stop lamp not working |1.2.1b| | 15 |
| Front Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 15 |
| Offside Rear fog lamp not working |1.3.2b| | 15 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |