| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1089 |
| Headlamp aim out of alignment | 1045 |
| Windscreen wiper does not clear the windscreen effectively | 1005 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 587 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 307 |
| Brake pipe excessively corroded | 268 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 263 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 226 |
| Brakes imbalanced across an axle | 210 |
| Windscreen washer not working | 195 |
| Parking brake: efficiency below requirements |3.7.B.7| | 158 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 147 |
| Registration plate issues | 143 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 141 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 120 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 105 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 104 |
| Windscreen has damage | 100 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 100 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 100 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 98 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 95 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 91 |
| Nearside Front Shock absorbers has a serious fluid leak | 91 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 89 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 84 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 84 |
| Offside Front Position lamp not working |4.2.1 |a|| | 79 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 78 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 77 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 75 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 73 |
| Rear brake binding | 71 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 68 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 67 |
| Anti-lock braking system warning lamp indicates an ABS fault | 66 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 66 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 65 |
| Nearside Side repeater not working |1.4.A.2c| | 64 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 62 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 60 |
| Offside Front Shock absorbers has a serious fluid leak | 58 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 58 |
| Rear brake disc in such a condition that it is seriously weakened | 57 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 57 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 55 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 54 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 54 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 52 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 49 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 49 |
| Front brake disc in such a condition that it is seriously weakened | 48 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 47 |
| Offside Side repeater not working |1.4.A.2c| | 46 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 46 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 46 |
| Offside Rear fog lamp not working |1.3.2b| | 44 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 44 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 44 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 43 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 42 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 41 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 40 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 40 |
| Rear parking brake recording little or no effort | 39 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 39 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 39 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 39 |
| Horn not working (7.7 (a)) | 38 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 37 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 37 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 37 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 37 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 36 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 36 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 35 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 35 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 35 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 34 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 34 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 34 |
| Nearside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 33 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 33 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 32 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 32 |
| Nearside Stop lamp not working |1.2.1b| | 31 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 31 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 31 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 30 |
| Nearside Rear Shock absorbers has a serious fluid leak | 30 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 29 |
| Offside Stop lamp not working |1.2.1b| | 28 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 28 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 28 |
| Offside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 28 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 28 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 27 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 27 |
| Rear fog lamp not working |1.3.2b| | 26 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 26 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 25 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 25 |
| Horn not working (7.7 (a) (ii)) | 25 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 25 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 25 |
| Nearside Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 24 |
| Offside Rear Shock absorbers has a serious fluid leak | 24 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 24 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 24 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 23 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 23 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 23 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 23 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 23 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 23 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 23 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 22 |
| Nearside Rear Outline marker lamp not working |4.2.1 |a|| | 22 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 22 |
| Offside Rear Outline marker lamp not working |4.2.1 |a|| | 22 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 22 |