| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 96 |
| Headlamp aim out of alignment | 72 |
| Registration plate lamp issues | 46 |
| Brakes imbalanced across an axle | 28 |
| Parking brake: efficiency below requirements |3.7.B.7| | 20 |
| Rear brake binding | 18 |
| Service brake: efficiency below requirements |3.7.B.7| | 15 |
| Horn not working |1.6.2a| | 14 |
| Offside Stop lamp not working |1.2.1b| | 13 |
| Brake pipe excessively corroded | 12 |
| Registration plate issues | 11 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 6 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 6 |
| Rear parking brake recording little or no effort | 6 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 5 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 5 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Front brake application uneven | 4 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Windscreen washer not working | 4 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 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 Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Front Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength wheel arch (5.3.6 (a) (i)) | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Offside Front front brake binding |3.7.B.1| | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 3 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Offside Headlamp insecure |1.7.3| | 3 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Brake hose excessively deteriorated | 3 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 3 |
| Power steering pipe|s| or hose|s| excessively corroded |2.3.2| | 3 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear Upper Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Brake pipe leaking on a hydraulic braking system front to rear (1.1.11 (b) (ii)) | 2 |
| Offside Front Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength wing (5.3.6 (a) (i)) | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Offside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Headlamp insecure (4.1.1 (c)) | 2 |
| Offside Front Service brake excessively fluctuating |1.2.1 |e|| | 2 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Rear brake application uneven | 2 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 2 |
| Parking brake: efficiency below requirements |3.7.D.4| | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| rear parking |secondary| brakes imbalanced | 2 |
| Horn not working (7.7 (a)) | 2 |
| Front brake disc excessively pitted |3.5.1h| | 2 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded inner wheel arch |2.4.A.3| | 2 |
| Offside Front Suspension component mounting prescribed area is excessively corroded inner wheel arch |2.4.A.3| | 2 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Outer Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 2 |
| Nearside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |