| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 124 |
| Windscreen wiper does not clear the windscreen effectively | 106 |
| Rear brake binding | 42 |
| Registration plate lamp issues | 41 |
| Brakes imbalanced across an axle | 28 |
| Parking brake: efficiency below requirements |3.7.B.7| | 26 |
| Offside Rear fog lamp not working |1.3.2b| | 22 |
| Service brake: efficiency below requirements |3.7.B.7| | 18 |
| Nearside Stop lamp not working |1.2.1b| | 14 |
| Offside Stop lamp not working |1.2.1b| | 14 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 12 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 12 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 12 |
| Rear fog lamp not working |1.3.2b| | 10 |
| Registration plate issues | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 9 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 8 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 8 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Horn not working |1.6.2a| | 7 |
| Windscreen washer not working | 7 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Front brake application uneven | 6 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 6 |
| Mechanical brake component has restricted free movement | 6 |
| Brake pipe excessively corroded | 6 |
| Horn not working (7.7 (a)) | 6 |
| Rear parking brake recording little or no effort | 6 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Front Shock absorbers has a serious fluid leak | 6 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Nearside front brake binding |3.7.B.1| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Shock absorbers has a serious fluid leak | 5 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 5 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 5 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Exhaust system not adequately supported |7.1.1| | 5 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside front brake binding |3.7.B.1| | 4 |
| Rear brake application uneven | 4 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Brake hose excessively deteriorated | 4 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear Shock absorbers has a serious fluid leak | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 3 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Front Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 3 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| rear brakes release unevenly |3.7.B.4| | 3 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Brake load sensing valve seized and ABS not fitted or inoperative (1.1.17 (c) (ii)) | 3 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Offside Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 3 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Fuel system component leaking |7.2.3| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Rear Stop lamp emits other than a steady red light |1.2.1e| | 2 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 2 |
| Rear fog lamp emits a light other than red |1.3.2e| | 2 |
| Offside Front coil spring fractured |2.4.C.1a| | 2 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Outline marker lamp not working centre (4.2.1 (a) (ii)) | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Upper Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Brake hose has insufficient room to move | 2 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Offside All position lamps not working |1.1.A.3b| | 2 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Windscreen has damage | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Nearside rear parking |secondary| brake grabbing severely |3.7.B.6b| | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |