| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 28 |
| Parking brake: efficiency below requirements |3.7.B.7| | 23 |
| Headlamp aim out of alignment | 13 |
| Registration plate lamp issues | 9 |
| Hazard warning switch faulty |1.4.B.1d| | 7 |
| Rear parking brake recording little or no effort | 5 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 4 |
| Rear brake binding | 3 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Windscreen washer not working | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Registration plate issues | 2 |
| Stop lamp not working |1.2.1b| | 2 |
| Offside Rear reflector missing |1.5.1a| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Rear brake application uneven | 1 |
| Nearside Rear Direction indicator insecure |1.4.A.2b| | 1 |
| Offside Headlamp insecure |4.1.1 |c|| | 1 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 1 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| 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| | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 1 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Windscreen wiper blade insecure | 1 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Rear Brake disc significantly and obviously worn both |1.1.14 |a| |i|| | 1 |
| Oil leaking excessively from engine |8.4.1 |a| |i|| | 1 |
| Fluid leak harmful to the environment or a risk to other road users diesel |8.4.1 |a| |i|| | 1 |
| Offside Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 1 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc small clip |2.5.C.1a| | 1 |
| Brake pipe excessively corroded | 1 |
| Nearside Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Offside Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 1 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 1 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Rear Inner Brake lining(s) less than 1.5 mm thick (1.1.13 (a) (ii)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Offside Rear Rear position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Centre Front Statutory seat belt missing |5.1.1| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Brake cable has restricted free movement Holding brake caliper lever in the on position |1.1.15 |e|| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Nearside Rear Leaf spring damaged and permanently distorted |2.4.B.1a| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Vehicle Identification Number not permanently displayed |6.3.5.a| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Centre Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Centre Exhaust has a part missing |7.1.1a| | 1 |
| Nearside Parking brake lever is impeded in its travel |3.1.6c| | 1 |
| Nearside Rear Brake lever has restricted free movement (1.1.15 (e)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Rear Brake lever has restricted free movement caliper |3.5.1k| | 1 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1 |
| Nearside Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Upper Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Upper Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Upper Stop lamp not working |1.2.1b| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |