| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 103 |
| Windscreen wiper does not clear the windscreen effectively | 91 |
| Headlamp aim out of alignment | 72 |
| Registration plate lamp issues | 68 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 25 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 23 |
| Brakes imbalanced across an axle | 16 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 16 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 15 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 15 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 15 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 12 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 12 |
| Parking brake: efficiency below requirements |3.7.B.7| | 11 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 10 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 9 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 9 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 9 |
| Rear brake binding | 9 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 7 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Windscreen washer not working | 5 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 4 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 4 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 4 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Registration plate issues | 4 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 4 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 4 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Windscreen wiper blade insecure | 4 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 4 |
| Offside Front Macpherson strut attachment bracket/mounting insecure and impairing directional stability (5.3.3 (a) (ii)) | 4 |
| Nearside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 4 |
| Offside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Front brake application uneven | 3 |
| Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 3 |
| Nearside Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 3 |
| Offside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 3 |
| Nearside Front Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 3 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Drivers airbag obviously inoperative (7.1.5 (c)) | 3 |
| Offside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Rear fog lamp tell tale not working |1.3.1b| | 3 |
| 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| | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Rear Sub-frame corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 3 |
| Rear brake application uneven | 3 |
| Rear Sub-frame corroded and seriously weakened |5.3.3 |b| |i|| | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 2 |
| Offside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Nearside Front Upper Shock absorbers insecurely attached (5.3.2 (a) (i)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Nearside Ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt split (6.1.7 (g) (ii)) | 2 |
| Centre Rear Statutory seat belt missing |5.1.1| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Rear Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 2 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Nearside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Offside Front Shock absorbers has a serious fluid leak | 2 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Offside Rear Sub-frame corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Horn not working |1.6.2a| | 2 |
| Nearside Front Macpherson strut insecure |2.4.G.1| | 2 |
| Offside Front Macpherson strut insecure |2.4.G.1| | 2 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Offside Rear Shock absorbers has a serious fluid leak | 2 |
| Nearside Front Upper Macpherson strut attachment bracket/mounting insecure and impairing directional stability (5.3.3 (a) (ii)) | 2 |
| Offside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Nearside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Nearside Front Service brake excessively fluctuating |1.2.1 |e|| | 2 |
| Offside Front Service brake excessively fluctuating |1.2.1 |e|| | 2 |