| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 219 |
| Registration plate lamp issues | 113 |
| Windscreen wiper does not clear the windscreen effectively | 89 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 63 |
| Offside Stop lamp not working |1.2.1b| | 50 |
| Nearside Stop lamp not working |1.2.1b| | 49 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 47 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 44 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 42 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 37 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 37 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 37 |
| Registration plate issues | 37 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Windscreen washer not working | 27 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 26 |
| Offside Rear coil spring broken |2.4.C.1a| | 26 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 25 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 24 |
| Offside Rear Stop lamp not working |1.2.1b| | 23 |
| Front brake disc in such a condition that it is seriously weakened | 22 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 20 |
| Nearside Rear Stop lamp not working |1.2.1b| | 19 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 18 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 17 |
| Offside Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 15 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 15 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Centre Stop lamp not working |1.2.1b| | 13 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 12 |
| Anti-lock braking system warning lamp indicates an ABS fault | 12 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 12 |
| Nearside Side repeater not working |1.4.A.2c| | 11 |
| Offside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 11 |
| Nearside Rear coil spring broken |2.4.C.1a| | 11 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 11 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 11 |
| Nearside Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 11 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 11 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 10 |
| Offside Side repeater not working |1.4.A.2c| | 10 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 10 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 10 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 10 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Brakes imbalanced across an axle | 10 |
| Nearside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Offside Side repeater insecure |1.4.A.2b| | 9 |
| Nearside Rear Suspension arm pin or bush excessively worn trailing arm (5.3.4 (a) (i)) | 9 |
| Offside Rear Suspension arm pin or bush excessively worn trailing arm (5.3.4 (a) (i)) | 9 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 9 |
| Nearside Front Shock absorbers has a serious fluid leak | 9 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Offside Rear Inner Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 8 |
| Offside Rear Suspension arm pin or bush excessively worn trailing arm bush (5.3.4 (a) (i)) | 8 |
| Upper Stop lamp not working |1.2.1b| | 8 |
| Offside Front Position lamp not working |4.2.1 |a|| | 8 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Exhaust system insecure (6.1.2 (a)) | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 7 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 7 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 7 |
| Rear Exhaust system not adequately supported |7.1.1| | 7 |
| Bonnet cannot be secured in the closed position |8.4.1| | 7 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 7 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Horn not working (7.7 (a)) | 7 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Parking brake lever defective so that it cannot be satisfactorily operated (1.1.6 (d)) | 6 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 6 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 6 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Rear Suspension arm pin or bush excessively worn trailing arm bush (5.3.4 (a) (i)) | 6 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 6 |
| Nearside Rear Inner Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Central Stop lamp not working |1.2.1b| | 6 |
| Rear Exhaust system insecure (6.1.2 (a)) | 6 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 6 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 5 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 5 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 5 |
| Emissions not tested (8.2.1.2 (d)) | 5 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 5 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 5 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 5 |
| Horn not working |1.6.2a| | 5 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Rear Shock absorbers has a serious fluid leak | 5 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |