| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 5266 |
| Registration plate lamp issues | 3987 |
| Headlamp aim out of alignment | 3433 |
| Brake pipe excessively corroded | 1074 |
| Brakes imbalanced across an axle | 851 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 800 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 777 |
| Nearside Stop lamp not working |1.2.1b| | 706 |
| Registration plate issues | 624 |
| Parking brake lever has no reserve travel |3.1.6b| | 524 |
| Parking brake: efficiency below requirements |3.7.B.7| | 518 |
| Offside Stop lamp not working |1.2.1b| | 509 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 420 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 418 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 340 |
| Nearside Rear Stop lamp not working |1.2.1b| | 325 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 291 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 290 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 276 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 267 |
| Rear parking brake recording little or no effort | 267 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 237 |
| Front brake application uneven | 236 |
| Front brake disc in such a condition that it is seriously weakened | 227 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 226 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 223 |
| Offside Rear Stop lamp not working |1.2.1b| | 213 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 205 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 187 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 186 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 184 |
| Offside Front Position lamp not working |4.2.1 |a|| | 181 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 179 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 179 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 178 |
| Anti-lock braking system warning lamp indicates an ABS fault | 171 |
| Windscreen washer not working | 168 |
| Horn not working |1.6.2a| | 163 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 161 |
| Battery insecure |1.9.1| | 156 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 144 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 139 |
| Windscreen has damage | 135 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 133 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 132 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 130 |
| Rear brake binding | 126 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 122 |
| Fuel tank leaking |7.2.3| | 122 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 116 |
| Front brake excessively fluctuating | 113 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 113 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 113 |
| Centre Stop lamp not working |1.2.1b| | 112 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 111 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 102 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 100 |
| Rear brake disc in such a condition that it is seriously weakened | 99 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 97 |
| Windscreen wiper blade insecure | 96 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 96 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 94 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 94 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 93 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 92 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 90 |
| Brake hose excessively deteriorated | 89 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 88 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 86 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 86 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 85 |
| Offside Front Suspension arm corroded and seriously weakened |2.4.G.1| | 84 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 83 |
| Offside front brake binding |3.7.B.1| | 80 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 80 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 80 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 78 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 76 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine |8.2.2.2 |b|| | 75 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 72 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 71 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 71 |
| Offside Rear fog lamp not working |1.3.2b| | 70 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 69 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 69 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 67 |