| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 31 |
| Windscreen wiper does not clear the windscreen effectively | 28 |
| Registration plate lamp issues | 20 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 8 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Registration plate issues | 7 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 6 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Brake hose excessively deteriorated | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Brake pipe excessively corroded | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 4 |
| Battery insecure |1.9.1| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Shock absorbers has a serious fluid leak | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 3 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 3 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 2 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Rear parking brake recording little or no effort | 2 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Offside Front Shock absorbers has a serious fluid leak | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Front Prop shaft securing bolt loose (6.1.7 (a) (i)) | 1 |
| Offside Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 1 |
| Offside Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Nearside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Nearside Rear Service brake excessively binding 60kg (1.2.1 (f)) | 1 |
| Offside Rear Service brake excessively binding 60kg (1.2.1 (f)) | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Front Side repeater has less than 50% of the light sources illuminating |1.4.A.2c| | 1 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Rear brake disc excessively pitted |3.5.1h| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill (5.3.6 (a) (i)) | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front Suspension arm ball joint excessively worn upper arm (5.3.4 (a) (i)) | 1 |
| Front Road wheel cracked |4.2.A.1a| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 1 |
| Offside Rear Lower Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Front Position lamp not working both fronts (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 1 |
| Offside Rear Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 1 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 1 |
| Offside Rear Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength n/s/r sill corrosion (5.3.6 (a) (i)) | 1 |
| Nearside Seat belt anchorage prescribed area strength or continuity significantly reduced (7.1.1 (a) (i)) | 1 |
| Offside Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Power steering component|s| leaking |2.3.3b| | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Road wheel cracked |4.2.A.1a| | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Front Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Outer Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Rear fog lamp insecure |1.3.2a| | 1 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 1 |
| Rear fog lamp switch inoperative tell warning light not coming on (4.5.3 (a)) | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Central Rear Upper Stop lamp(s) not working high level (4.3.1 (a) (ii)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Offside Side repeater insecure |1.4.A.2b| | 1 |
| Nearside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Side repeater missing |1.4.A.2b| | 1 |
| Nearside Side repeater missing |1.4.A.2b| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Rear Upper Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear brake disc contaminated by oil |3.5.1h| | 1 |
| Offside Rear brake disc contaminated by oil |3.5.1h| | 1 |
| Offside Front Upper Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Upper Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Rear fog lamp lens defective such that emitted light is adversely affected (4.5.1 (b) (ii)) | 1 |
| Road wheel fixing missing all four wheels (5.2.1 (a) (i)) | 1 |
| Nearside Front Road wheel fixing missing wheel stud broken (5.2.1 (a) (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 |
| Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Nearside Rear Road wheel cracked |4.2.A.1a| | 1 |
| Offside Rear Road wheel cracked |4.2.A.1a| | 1 |
| Nearside Front Road wheel cracked |4.2.A.1a| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| 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)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Offside Windscreen wiper blade missing (3.4 (b) (ii)) | 1 |
| Nearside Windscreen wiper blade missing (3.4 (b) (ii)) | 1 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Seat belt damaged |7.1.2 |b| |i|| | 1 |
| Offside Rear Seat belt webbing significantly weakened |7.1.2 |b| |ii|| | 1 |
| Nearside Front Anti-roll bar pin or bush excessively worn D BUSH |5.3.4 |a| |i|| | 1 |
| Windscreen washer not working | 1 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |1.9.4| | 1 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Exhaust system insecure bracket broken off (6.1.2 (a)) | 1 |
| Rear Exhaust shield missing where fitted as original equipment creating a risk of fire shield loose and insecure (6.1.3 (e)) | 1 |
| Brakes imbalanced across an axle | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Driver`s view of the road through the swept area of the windscreen materially affected by an obstruction |3.1 |a| |ii|| | 1 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` Air Freshner Removed |8.3.1e| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Road wheel fractured (5.2.2 (a)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Emissions not tested (8.2.2.2 (e)) | 1 |
| Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Central Exhaust shield missing where fitted as original equipment creating a risk of fire (6.1.3 (e)) | 1 |
| Central Exhaust system insecure mount (6.1.2 (a)) | 1 |
| Stop lamp(s) not working high level (4.3.1 (a) (ii)) | 1 |
| Exhaust system insecure centre and rear mountings broken (6.1.2 (a)) | 1 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Rear Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Front All position lamps not working |4.2.1 |a|| | 1 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 1 |
| Central Exhaust has a major leak of exhaust gases silencer (6.1.2 (a)) | 1 |