| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 780 |
| Headlamp aim out of alignment | 470 |
| Parking brake: efficiency below requirements |3.7.B.7| | 459 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 396 |
| Rear parking brake recording little or no effort | 332 |
| Parking brake lever has no reserve travel |3.1.6b| | 209 |
| Brakes imbalanced across an axle | 138 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 134 |
| Registration plate lamp issues | 115 |
| Brake pipe excessively corroded | 109 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 105 |
| Registration plate issues | 98 |
| Front brake disc in such a condition that it is seriously weakened | 93 |
| Rear brake binding | 92 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 81 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 65 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 65 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 62 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 62 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 57 |
| Offside Front Shock absorbers has a serious fluid leak | 49 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 47 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 47 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 46 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 45 |
| Nearside Front Shock absorbers has a serious fluid leak | 45 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 43 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 40 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 40 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 37 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 36 |
| Offside Front brake disc excessively pitted |3.5.1h| | 35 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 32 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 31 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 31 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 30 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 29 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 29 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 29 |
| Brake hose excessively deteriorated | 29 |
| Rear brake disc in such a condition that it is seriously weakened | 26 |
| Front brake application uneven | 25 |
| Offside Stop lamp not working |1.2.1b| | 25 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 24 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 23 |
| Offside Front coil spring broken |2.4.C.1a| | 23 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Nearside Stop lamp not working |1.2.1b| | 22 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Front brake disc excessively pitted |3.5.1h| | 21 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Rear Mechanical brake component has restricted free movement | 20 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 20 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 20 |
| Battery insecure |1.9.1| | 20 |
| Offside Rear Stop lamp not working |1.2.1b| | 19 |
| Anti-lock braking system warning lamp indicates an ABS fault | 19 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 19 |
| Front brake excessively fluctuating | 19 |
| Windscreen washer not working | 18 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 17 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 17 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Windscreen wiper blade insecure | 16 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 15 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 14 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 14 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 14 |
| Rear brake application uneven | 13 |
| Windscreen has damage | 13 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 13 |
| Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 13 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 12 |
| Offside Front Position lamp not working |4.2.1 |a|| | 12 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 12 |
| Offside Front front brake binding |3.7.B.1| | 11 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 11 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 11 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 11 |