| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2431 |
| Windscreen wiper does not clear the windscreen effectively | 2040 |
| Headlamp aim out of alignment | 1500 |
| Nearside Stop lamp not working |1.2.1b| | 696 |
| Offside Stop lamp not working |1.2.1b| | 636 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 332 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 281 |
| Nearside Rear Stop lamp not working |1.2.1b| | 280 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 275 |
| Offside Rear Stop lamp not working |1.2.1b| | 271 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 269 |
| Registration plate lamp issues | 267 |
| Anti-lock braking system warning lamp indicates an ABS fault | 234 |
| Brakes imbalanced across an axle | 217 |
| Centre Stop lamp not working |1.2.1b| | 217 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 216 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 194 |
| Parking brake: efficiency below requirements |3.7.B.7| | 190 |
| Brake hose excessively deteriorated | 185 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 183 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 179 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 172 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 169 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 161 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 160 |
| Registration plate issues | 155 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 154 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 148 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 140 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 123 |
| Nearside Rear Shock absorbers has a serious fluid leak | 121 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 121 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 115 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 114 |
| Offside Front coil spring broken |2.4.C.1a| | 114 |
| Rear parking brake recording little or no effort | 111 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 107 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 106 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 103 |
| Offside Rear Shock absorbers has a serious fluid leak | 102 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 101 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 99 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 95 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 90 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 90 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 89 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 89 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 85 |
| Windscreen washer not working | 84 |
| Fuel system component leaking |7.2.3| | 82 |
| Front brake disc in such a condition that it is seriously weakened | 81 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 80 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 79 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 79 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 76 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 75 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 74 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 72 |
| Parking brake lever has no reserve travel |3.1.6b| | 71 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 70 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 69 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 68 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 67 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 65 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 63 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 62 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 62 |
| Offside Rear fog lamp not working |1.3.2b| | 60 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 60 |
| Nearside Front coil spring broken |2.4.C.1a| | 60 |
| Rear brake binding | 60 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 59 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 59 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 56 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 56 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 56 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 56 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 55 |
| Stop lamp not working |1.2.1b| | 55 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 55 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 51 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 51 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 50 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 49 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 48 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 48 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 47 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 47 |
| Offside Front Shock absorbers has a serious fluid leak | 47 |
| Horn not working |1.6.2a| | 47 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 47 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 46 |
| Offside Front coil spring incomplete |2.4.C.1a| | 46 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 45 |
| Windscreen wiper blade insecure | 45 |
| Emissions not tested |7.0| | 44 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 44 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 44 |
| Central Stop lamp not working |1.2.1b| | 43 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 43 |
| Offside Front Position lamp not working |4.2.1 |a|| | 42 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 42 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 42 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 42 |
| Offside Front coil spring fractured |2.4.C.1a| | 42 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 42 |
| Rear fog lamp not working |1.3.2b| | 42 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 42 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 41 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 41 |
| Offside Front Headlamp lens seriously defective (4.1.1 (b) (ii)) | 40 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 40 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 40 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 39 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 39 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 39 |
| Windscreen has damage | 39 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 39 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 39 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 38 |
| Centre Rear Stop lamp not working |1.2.1b| | 38 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 37 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 37 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 37 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 37 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 37 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 37 |
| Nearside Front Headlamp lens seriously defective (4.1.1 (b) (ii)) | 36 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 36 |
| Power steering fluid level below minimum |2.3.1| | 36 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 36 |