| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 20 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 16 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 13 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 13 |
| Windscreen wiper does not clear the windscreen effectively | 11 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 6 |
| Registration plate issues | 5 |
| Horn not working |1.6.2a| | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Emissions not tested |7.0| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Rear parking brake recording little or no effort | 4 |
| Brakes imbalanced across an axle | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Brake pipe excessively corroded | 3 |
| Offside Side repeater not working |1.4.A.2c| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Windscreen washer not working | 2 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Front brake application uneven | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 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 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| An item not tested |Manual| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Centre Stop lamp has less than 50% of the light sources illuminating |1.2.1b| | 1 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 1 |
| Nearside Front Windscreen wiper not working |3.4 |a|| | 1 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Nearside Front Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced |4.1.4 |b|| | 1 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced |4.1.4 |b|| | 1 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Rear Rear fog lamp excessively damaged so that it is not visible from a reasonable distance |1.3.2d| | 1 |
| Offside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Front Headlamps matched pair are incorrectly positioned |1.7.3| | 1 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Windscreen wiper not working (3.4 (a)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Central Stop lamp(s) with a multiple light source more than 1/2 not functioning (4.3.1 (a) (ii)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Nearside Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Offside Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Emissions not tested Co too high |8.2.1.2 |d|| | 1 |
| Offside Front Obligatory mirror missing |8.1.1| | 1 |
| Offside Rear position lamp|s| insecure |1.1.A.3a| | 1 |
| Offside Rear coil spring broken |2.4.C.1a| | 1 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Nearside Rear Road wheel badly damaged |4.2.A.1a| | 1 |
| Registration plate lamp issues | 1 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Offside Parking (secondary brake) on a single line braking system has no recorded effort at a wheel (1.3.1 (a) (ii)) | 1 |
| Rear Shock absorbers has an excessively worn bush n/s and o/s (5.3.2 (c)) | 1 |
| Rear Bumper damaged and likely to cause injury when grazed or contacted (6.1.4 (a) (i)) | 1 |
| Bonnet seriously at risk of opening inadvertently (3.1 (b) (ii)) | 1 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Headlamp aim beam image obviously incorrect both |1.8.A.1b| | 1 |
| Side repeater not working both |1.4.A.2c| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear Body has a sharp edge caused by damage bumper |6.1.C.1| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Rear brake application uneven | 1 |
| Offside Front Body has a projection caused by damage |6.1.C.1| | 1 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Windscreen has damage | 1 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Rear Anti-roll bar missing |2.4.G.1| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Nearside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Rear Anti-lock braking system component excessively damaged |3.4.2| | 1 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 1 |
| Nearside All position lamps not working |1.1.A.3b| | 1 |
| Nearside Front Front position lamp|s| insecure |1.1.A.3a| | 1 |