| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 25 |
| Brake pipe excessively corroded | 18 |
| Brake hose excessively deteriorated | 15 |
| Parking brake: efficiency below requirements |3.7.B.7| | 13 |
| Registration plate lamp issues | 13 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Offside Stop lamp not working |1.2.1b| | 12 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Rear parking brake recording little or no effort | 8 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 6 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Registration plate issues | 4 |
| Offside Rear Shock absorbers has a serious fluid leak | 4 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 3 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour |8.2.2.2 |d|| | 3 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Nearside Rear Shock absorbers has a serious fluid leak | 3 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 2 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Rear coil spring broken |2.4.C.1a| | 2 |
| Offside Rear coil spring broken |2.4.C.1a| | 2 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Steering lock fails to engage |2.1.4b| | 2 |
| Windscreen has damage | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Side repeater not working |1.4.A.2c| | 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 |
| Brakes imbalanced across an axle | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Brake hose damaged | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Front position lamp|s| not working both front |1.1.A.3b| | 1 |
| Offside Front Seat belt buckle not functioning as intended |7.1.2 |d|| | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 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 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 1 |
| Offside Rear Wheel bolt|s| missing |4.2.A.1e| | 1 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Rear Outer Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Brake back plate|s| securing device loose |3.5.1j| | 1 |
| Front position lamp|s| not working both |1.1.A.3b| | 1 |
| Emissions not tested smoke from exhaust |7.4.B.1| | 1 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users |8.2.2.2 |c|| | 1 |
| Nearside Front Brake hose damaged and likely to fail |1.1.12 |a|| | 1 |
| Offside Front Brake hose damaged and likely to fail |1.1.12 |a|| | 1 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 1 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine |8.2.2.2 |b|| | 1 |
| Nearside Front Front position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 1 |
| Offside Rear fog lamp adversely affected by the operation of another lamp comes on with stop lights |1.3.2f| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Stop lamp obscured more than 50% |1.2.1c| | 1 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Offside Rear Rear fog lamp adversely affected by the operation of another lamp on all the time (4.5.4 (b)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Rear Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 1 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Offside Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 1 |
| Nearside Direction indicator not working mirror (4.4.1 (a) (ii)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Rear coil spring cracked |2.4.C.1a| | 1 |
| Offside Rear fog lamp has less than 50% of the light sources illuminating |1.3.2b| | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 1 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 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 |
| Nearside Rear Air suspension bellows leaking |2.4.D.2| | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt also damp with oil |2.1.3 |g| |ii|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated Release lever (1.1.6 (d)) | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Rear position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Offside Front coil spring broken |2.4.C.1a| | 1 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Windscreen washer not working | 1 |
| Nearside Front Lower Suspension arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Front Steering system excessively rough |2.2.D.1| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Rear All position lamps not working |4.2.1 |a|| | 1 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear Parking |secondary brake| on a single line braking system has inadequate effort at a wheel |1.3.1 |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 |
| Nearside Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Offside Front Headlamp has a product on the light source so that the light output is severely reduced |4.1.4 |b|| | 1 |
| Nearside Rear Electrical wiring likely to touch hot or rotating parts chafing on driveshaft |4.11 |a| |iii|| | 1 |
| Windscreen damaged and affecting the driver`s view of the road |3.2 |a| |ii|| | 1 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Shock absorbers has a serious fluid leak | 1 |
| Offside Front Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Rear Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Offside Front Brake hose excessively damaged |1.1.12 |b| |ii|| | 1 |
| Nearside Rear Parking brake inoperative on one side only 48kg |1.4.1 |a|| | 1 |
| Nearside Front Headlamp incorrect colour |1.7.5b| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt split |2.1.3 |g| |ii|| | 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 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Nearside Front All position lamps not working |1.1.A.3b| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Rear Service brake excessively binding also disc been hot (1.2.1 (f)) | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Brake cable damaged centre parking brake cable snapped (1.1.15 (a)) | 1 |
| Brake cable damaged Front to rear cable snapped. (1.1.15 (a)) | 1 |
| Nearside Side repeater lens defective such that the emitted light is adversely affected No lens present on lamp unit. (4.4.1 (b) (ii)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Brake warning device not working correctly Park brake warning lamp |3.3.D.3a| | 1 |