| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 28 |
| Headlamp aim out of alignment | 28 |
| Parking brake: efficiency below requirements |3.7.B.7| | 20 |
| Windscreen wiper does not clear the windscreen effectively | 14 |
| Parking brake lever has no reserve travel |3.1.6b| | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Brake pipe excessively corroded | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 5 |
| Windscreen washer not working | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Rear brake application uneven | 4 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Rear parking brake recording little or no effort | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Rear brake binding | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 2 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Steering column top bearing excessively worn |2.1.2c| | 2 |
| Nearside Front Shock absorbers has a serious fluid leak | 2 |
| Registration plate issues | 2 |
| Offside Front coil spring broken |2.4.C.1a| | 2 |
| Brake hose excessively deteriorated | 2 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Nearside Rear Upper Coil spring fractured or broken |5.3.1 |b| |i|| | 1 |
| Offside Rear Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear Brake pipe excessively damaged ( Chalked ). (1.1.11 (c)) | 1 |
| Offside passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 1 |
| Nearside Rear coil spring broken |2.4.C.1a| | 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 Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Exhaust has a major leak of exhaust gases At centre flexible section. (6.1.2 (a)) | 1 |
| Exhaust system insecure At rear. (6.1.2 (a)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 1 |
| Bumper likely to become detached n/s end not attached (6.1.4 (a) (ii)) | 1 |
| Offside Front Shock absorbers has a serious fluid leak | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Rear Anti-roll bar pin or bush excessively worn D Bush Worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn D Bush Worn (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Suspension arm pin or bush excessively worn Arm Front Bush Split and has Excessive Movement (5.3.4 (a) (i)) | 1 |
| Nearside Front Service brake excessively fluctuating |1.2.1 |e|| | 1 |
| Nearside Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Nearside Rear Direction indicator has less than 50% of the light sources illuminating |1.4.A.2c| | 1 |
| Offside Rear Direction indicator has less than 50% of the light sources illuminating |1.4.A.2c| | 1 |
| Nearside Front coil spring cracked |2.4.C.1a| | 1 |
| Brakes imbalanced across an axle | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Lower Steering column universal joint has excessive play unable to determine exactly which UJ is worn but appears to be the lower UJ |2.1.5| | 1 |
| Central Rear Statutory seat belt missing this may be part of the rear modifications but requires further information to clarify |5.1.1| | 1 |
| Rear Parking brake inoperative on one side both |1.4.1 |a|| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 1 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Rear Service brake excessively fluctuating excessively vibrating |1.2.1 |e|| | 1 |
| Offside Rear Service brake excessively fluctuating excessively vibrating |1.2.1 |e|| | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Offside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Nearside Rear Suspension rod modified so the suspension is inoperative ramp strut broken (5.3.3 (c) (ii)) | 1 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Nearside Rear Service brake excessively fluctuating excess vibration from pedal (1.2.1 (e)) | 1 |
| Offside Rear Service brake excessively fluctuating excess vibration from pedal (1.2.1 (e)) | 1 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Intermediate drop arm insecure steering coupling loose bottom |2.2.B.1a| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Nearside Front Windscreen wiper missing (3.4 (a)) | 1 |
| Direction indicator incorrect colour both rear (4.4.3 (a)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Front Obligatory mirror insecure (3.3 (b) (ii)) | 1 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases centre pipe flex (6.1.2 (a)) | 1 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Rear Exhaust system insecure Both rear clamps/mounts defective (6.1.2 (a)) | 1 |
| Rear Exhaust silencer insecure rear back box clamp missing (8.1.1 (b) (i)) | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front Side repeater likely to become detached (4.4.1 (c) (ii)) | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Rear Coil spring fractured or broken both sides (5.3.1 (b) (i)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn d bush (5.3.4 (a) (i)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Rear Exhaust system insecure |6.1.2 |a|| | 1 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Nearside Rear Anti-roll bar ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 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 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Nearside Brake cable insecure |3.5.1d| | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Outer Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Steering column top bearing excessively worn (2.2.2 (b)) | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Rear brake disc has restricted free movement |3.5.1j| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Brake hose has insufficient room to move | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| All direction indicators incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Steering rack has excessive free play detected at the steering wheel to the extent that safe steering is affected (steering rack fitted) (2.3 (a) (ii)) | 1 |
| Steering rack has excessive free play detected at the steering wheel (steering rack fitted) (2.3 (a) (i)) | 1 |
| Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (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 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 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 Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Brake disc contaminated heavily corroded (1.1.14 (b)) | 1 |
| Offside Rear Brake disc contaminated heavily corroded (1.1.14 (b)) | 1 |
| Offside Front Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) | 1 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Main beam tell-tale not working (4.9.1 (a) (ii)) | 1 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Parking brake lever is impeded in its travel |3.1.6c| | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Steering wheel has movement relative to the column indicating looseness |2.2.1 |a| |i|| | 1 |
| Offside Front All direction indicators incorrect colour |4.4.3 |a|| | 1 |
| Nearside Rear All direction indicators incorrect colour |4.4.3 |a|| | 1 |
| Offside Rear All direction indicators incorrect colour |4.4.3 |a|| | 1 |
| Nearside Side repeater incorrect colour |4.4.3 |a|| | 1 |
| Offside Side repeater incorrect colour |4.4.3 |a|| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Windscreen wiper not working (3.4 (a)) | 1 |
| Front Anti-roll bar pin or bush excessively worn both D bushes (5.3.4 (a) (i)) | 1 |