| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 4607 |
| Registration plate lamp issues | 3291 |
| Windscreen wiper does not clear the windscreen effectively | 2999 |
| Rear parking brake recording little or no effort | 2860 |
| Headlamp aim out of alignment | 2115 |
| Brake pipe excessively corroded | 1243 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 991 |
| Registration plate issues | 925 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 920 |
| Brakes imbalanced across an axle | 857 |
| Anti-lock braking system warning lamp indicates an ABS fault | 817 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 739 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 615 |
| Parking brake lever has no reserve travel |3.1.6b| | 435 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 402 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 330 |
| Rear brake binding | 323 |
| Front brake disc in such a condition that it is seriously weakened | 307 |
| Offside Stop lamp not working |1.2.1b| | 292 |
| Rear brake disc in such a condition that it is seriously weakened | 289 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 269 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 268 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 266 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 261 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 258 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 223 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 221 |
| Windscreen washer not working | 210 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 203 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 196 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 191 |
| Battery insecure |1.9.1| | 190 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 175 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 160 |
| Nearside Stop lamp not working |1.2.1b| | 151 |
| Front brake excessively fluctuating | 151 |
| Front brake application uneven | 148 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 130 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 128 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 122 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 119 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 114 |
| Rear brake application uneven | 111 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 108 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 107 |
| Offside Rear Stop lamp not working |1.2.1b| | 106 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 100 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 97 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 91 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 91 |
| Windscreen wiper blade insecure | 91 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 89 |
| Offside Front Position lamp not working |4.2.1 |a|| | 88 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 85 |
| Service brake: efficiency below requirements |3.7.B.7| | 83 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 76 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 75 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 75 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 74 |
| Emissions not tested (8.2.1.2 (d)) | 72 |
| Windscreen has damage | 71 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 70 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 70 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 69 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 67 |
| Rear Brake cable insecure | 66 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 65 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 64 |
| Offside front brake binding |3.7.B.1| | 64 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 64 |
| Emissions not tested |7.3.A.1| | 63 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 63 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 63 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 62 |
| Offside Rear fog lamp not working |1.3.2b| | 62 |
| rear parking |secondary| brakes imbalanced | 60 |
| Rear Mechanical brake component has restricted free movement | 60 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 60 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 59 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 58 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 58 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 58 |