| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 357 |
| Headlamp aim out of alignment | 337 |
| Brake pipe excessively corroded | 260 |
| Windscreen wiper does not clear the windscreen effectively | 195 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 124 |
| Nearside Stop lamp not working |1.2.1b| | 115 |
| Offside Stop lamp not working |1.2.1b| | 114 |
| Parking brake: efficiency below requirements |3.7.B.7| | 83 |
| Brake hose excessively deteriorated | 78 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 70 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 59 |
| Offside Rear Stop lamp not working |1.2.1b| | 59 |
| Nearside Rear Stop lamp not working |1.2.1b| | 58 |
| Anti-lock braking system warning lamp indicates an ABS fault | 53 |
| Registration plate issues | 52 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 49 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 47 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 46 |
| Rear Exhaust system not adequately supported |7.1.1| | 43 |
| Rear parking brake recording little or no effort | 43 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 41 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 39 |
| Offside Front coil spring broken |2.4.C.1a| | 39 |
| Brakes imbalanced across an axle | 38 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 37 |
| Rear brake disc in such a condition that it is seriously weakened | 34 |
| Parking brake lever has no reserve travel |3.1.6b| | 34 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 33 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 33 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 32 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 32 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 32 |
| Service brake: efficiency below requirements |3.7.B.7| | 30 |
| Nearside Rear coil spring broken |2.4.C.1a| | 28 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 27 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 27 |
| Offside Front coil spring incomplete |2.4.C.1a| | 27 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 26 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 25 |
| Nearside Front coil spring broken |2.4.C.1a| | 25 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 25 |
| Offside Front coil spring fractured |2.4.C.1a| | 25 |
| Rear brake binding | 24 |
| Bonnet cannot be secured in the closed position |8.4.1| | 24 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 23 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 23 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 22 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 20 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 20 |
| Nearside Front Shock absorbers has a serious fluid leak | 20 |
| Exhaust system not adequately supported |7.1.1| | 20 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 19 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 19 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 17 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 17 |
| Windscreen has damage | 17 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Offside Rear coil spring broken |2.4.C.1a| | 16 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 16 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 15 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 14 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 14 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 14 |
| Front brake disc in such a condition that it is seriously weakened | 13 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 13 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Nearside Front coil spring fractured |2.4.C.1a| | 12 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 12 |
| Offside Front Shock absorbers has a serious fluid leak | 12 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 12 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 12 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 12 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 11 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 11 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 10 |
| Nearside Rear Shock absorbers has a serious fluid leak | 10 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 10 |
| Horn not working |1.6.2a| | 10 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 9 |
| Rear brake application uneven | 9 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 9 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 9 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 9 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 9 |
| Front brake application uneven | 9 |
| Offside Rear coil spring fractured |2.4.C.1a| | 9 |
| Rear Mechanical brake component has restricted free movement | 9 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 9 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 9 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 8 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 8 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 8 |
| Offside Front Position lamp not working |4.2.1 |a|| | 8 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |
| Headlamp switch faulty |1.7.1| | 8 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 7 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 7 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Rear Stop lamp not working |1.2.1b| | 7 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Direction indicators incorrect colour |1.4.A.2f| | 7 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 7 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 7 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 7 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 7 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Front brake excessively fluctuating | 7 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 6 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Offside Headlamp not working on main beam |1.7.5a| | 6 |
| Emissions not tested |7.0| | 6 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Steering column top bearing excessively worn |2.1.2c| | 6 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 6 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 6 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 6 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 6 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 6 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 6 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 6 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 6 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 6 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 6 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 6 |