| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 160 |
| Registration plate lamp issues | 158 |
| Parking brake: efficiency below requirements |3.7.B.7| | 146 |
| Headlamp aim out of alignment | 144 |
| Rear parking brake recording little or no effort | 71 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 68 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 49 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 31 |
| Nearside Stop lamp not working |1.2.1b| | 30 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 30 |
| Parking brake lever has no reserve travel |3.1.6b| | 28 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 27 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 27 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 26 |
| Offside Stop lamp not working |1.2.1b| | 25 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 21 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 20 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 20 |
| Windscreen has damage | 18 |
| Centre Stop lamp not working |1.2.1b| | 18 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Rear brake disc in such a condition that it is seriously weakened | 16 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 15 |
| Service brake: efficiency below requirements |3.7.B.7| | 14 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Rear Stop lamp not working |1.2.1b| | 14 |
| Registration plate issues | 14 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 14 |
| Windscreen washer not working | 13 |
| Rear brake binding | 12 |
| Brakes imbalanced across an axle | 12 |
| Horn not working |1.6.2a| | 12 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 12 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 11 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 11 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 10 |
| Brake pipe excessively corroded | 10 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 10 |
| Offside Front Position lamp not working |4.2.1 |a|| | 10 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 10 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 10 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 10 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 10 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 9 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 9 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 9 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 9 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 8 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Horn not working (7.7 (a)) | 8 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 8 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 7 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 7 |
| Central Stop lamp|s| not working |4.3.1 |a| |ii|| | 7 |
| Hazard warning switch faulty |1.4.B.1d| | 7 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 7 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 7 |
| Stop lamp not working |1.2.1b| | 6 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 6 |
| Rear brake application uneven | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 6 |
| Hazard warning lamps inoperative |1.4.B.1b| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Centre Rear Stop lamp not working |1.2.1b| | 6 |
| Horn not working |7.7 |a| |ii|| | 6 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 6 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 5 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 5 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 5 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 5 |
| Rear Mechanical brake component has restricted free movement | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Central Stop lamp not working |1.2.1b| | 5 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 5 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 5 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 5 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 5 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 4 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Offside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 4 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 4 |
| Offside Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Rear reflector missing |1.5.1a| | 4 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 4 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Horn not working (7.7 (a) (ii)) | 4 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 4 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Windscreen wiper blade insecure | 4 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 3 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 3 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 3 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 3 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 3 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Centre Stop lamp emits other than a steady red light |1.2.1e| | 3 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 3 |
| Nearside Rear Brake lever has restricted free movement |3.5.1k| | 3 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 3 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |3.3 |b| |ii|| | 3 |
| Nearside Front Position lamp not working |4.2.1 |a| |ii|| | 3 |
| Offside Rear Rear reflector missing |1.5.1a| | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 3 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 3 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Central Rear Upper Stop lamp not working |1.2.1b| | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |