| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 468 |
| Windscreen wiper does not clear the windscreen effectively | 374 |
| Headlamp aim out of alignment | 283 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 108 |
| Registration plate lamp issues | 101 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 56 |
| Windscreen washer not working | 54 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 52 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 52 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 44 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 43 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 41 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 39 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 35 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 35 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 35 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 34 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 34 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 32 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 31 |
| Front brake disc in such a condition that it is seriously weakened | 30 |
| Nearside Rear Shock absorbers has a serious fluid leak | 30 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 29 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 29 |
| Brakes imbalanced across an axle | 28 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 28 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 28 |
| Horn not working (7.7 (a)) | 27 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 26 |
| Offside Rear Shock absorbers has a serious fluid leak | 25 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 22 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 22 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 21 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 21 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 20 |
| Nearside Front Shock absorbers has a serious fluid leak | 19 |
| Offside Front Shock absorbers has a serious fluid leak | 19 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Registration plate issues | 17 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 16 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 16 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 15 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Emissions not tested (8.2.1.2 (d)) | 15 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 14 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 13 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 13 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 13 |
| Emissions unable to be completed (8.2.1.2 (d)) | 12 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 12 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 12 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Exhaust system insecure (6.1.2 (a)) | 10 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 9 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 9 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 9 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 9 |
| Central Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 9 |
| Horn not working (7.7 (a) (ii)) | 8 |
| Central Exhaust system insecure (6.1.2 (a)) | 8 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 8 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 8 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 7 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 7 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 7 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 7 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 6 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 6 |
| Central Exhaust system insecure |6.1.2 |a|| | 6 |
| Offside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |