| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 35 |
| Registration plate issues | 12 |
| Windscreen wiper does not clear the windscreen effectively | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Offside Rear coil spring broken |2.4.C.1a| | 5 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Windscreen has damage | 4 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Electronic parking brake control defective so that it cannot be satisfactorily operated (1.1.6 (d)) | 3 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Rear coil spring broken |2.4.C.1a| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Windscreen washer not working | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 2 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 2 |
| Nearside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 1 |
| Offside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Front Headlamp cleaning device inoperative |1.7.2| | 1 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Steering rack has relative movement to chassis/bodywork (2.1.2 (a) (ii)) | 1 |
| Headlamp aim not tested levelling system fault (4.1.2 (b)) | 1 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Brake hose excessively deteriorated | 1 |
| Nearside Rear Suspension arm pin or bush excessively worn rear arm, front bush (5.3.4 (a) (i)) | 1 |
| Offside Rear Suspension arm pin or bush excessively worn rear arm, front bush (5.3.4 (a) (i)) | 1 |
| Emissions unable to be completed EML active and engine misfire (8.2.1.2 (d)) | 1 |
| Engine MIL inoperative or indicates a malfunction eml. |8.2.1.2 |h|| | 1 |
| Supplementary restraint system warning lamp indicates a fault airbag light illuminated. |7.1.6 |a|| | 1 |
| Nearside Front Windscreen wiper not working wiper torn. |3.4 |a|| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits Offside Catalytic Converter |8.2.1.2 |b|| | 1 |
| Brakes imbalanced across an axle | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front Anti-lock braking system wiring excessively damaged abs wiring loom not secure. loose |1.6 |d|| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Front Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 1 |
| Electrical wiring insulation so damaged or deteriorated it is likely to cause a short-circuit smoke emitted o/s/f during test. (4.11 (c) (ii)) | 1 |
| Offside Front Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear fog lamp obviously incorrectly positioned |1.3.2a| | 1 |
| Nearside Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Rear Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Electronic parking brake control inoperative (1.1.6 (d)) | 1 |
| Headlamp cleaning device inoperative nearside and offside |1.7.2| | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |3.3 |b| |ii|| | 1 |
| Offside Rear Seat belt buckle not functioning as intended does not secure belt (7.1.2 (d)) | 1 |
| Nearside Rear Bumper damaged and likely to cause injury when grazed or contacted (6.1.4 (a) (i)) | 1 |
| Power steering component fouling and steering adversely affected power steering hose (2.1.5 (e) (ii)) | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Position lamp switch does not operate in accordance with the requirements (4.2.2 (a)) | 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 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Rear fog lamp switch inoperative |4.5.3 |a| |ii|| | 1 |
| Nearside Front Brake pipe inadequately supported |3.6.B.1| | 1 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 1 |
| Power steering pipe|s| or hose|s| fouling other parts of the vehicle from lock to lock |2.3.2| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Lower 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 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 Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Air suspension unit leaking |2.4.D.2| | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Nearside Rear Suspension arm has excessive play in a pin/bush both bushes |2.4.G.2| | 1 |
| Offside Rear Suspension arm has excessive play in a pin/bush both bushes |2.4.G.2| | 1 |
| Electronic parking brake control defective so that it cannot be satisfactorily operated |3.1.3c| | 1 |