| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 88 |
| Headlamp aim out of alignment | 73 |
| Parking brake: efficiency below requirements |3.7.B.7| | 57 |
| Windscreen wiper does not clear the windscreen effectively | 56 |
| Registration plate issues | 45 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 38 |
| Registration plate lamp issues | 30 |
| Stop lamp remains on when the brakes are released | 23 |
| Rear parking brake recording little or no effort | 23 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 16 |
| Anti-lock braking system warning lamp indicates an ABS fault | 12 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Nearside Stop lamp not working |1.2.1b| | 10 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Brakes imbalanced across an axle | 7 |
| Brake hose excessively deteriorated | 7 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 6 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 6 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 6 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 6 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 5 |
| Windscreen has damage | 5 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 5 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 4 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Horn not working |1.6.2a| | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Horn not working (7.7 (a) (ii)) | 4 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 4 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 4 |
| Indicator switch faulty |1.4.A.1| | 4 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Windscreen washer not working | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 3 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 3 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Nearside Front coil spring broken |2.4.C.1a| | 3 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Rear Shock absorbers has a serious fluid leak | 3 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| rear parking |secondary| brakes imbalanced | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Offside Rear Shock absorbers damaged to the extent that it does not function (5.3.2 (b)) | 3 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Rear brake binding | 3 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Rear Brake pipe fouled by moving parts |3.6.B.2a| | 2 |
| Nearside Rear Fluid suspension unit supply pipe corroded and seriously weakened |2.4.D.3| | 2 |
| Offside Rear Fluid suspension unit supply pipe corroded and seriously weakened |2.4.D.3| | 2 |
| Nearside Rear brake caliper securing device missing |3.5.1j| | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Front Headlamp aim not tested |1.8.A.1c| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Rear Anti-roll bar fractured |2.4.G.1| | 2 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Front Brake pipe excessively damaged |3.6.B.2c| | 2 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 2 |
| Offside Rear Shock absorber casing corroded externally so the unit does not function |2.7.2a| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Offside Front Braking system leaking |3.6.A.1| | 2 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 2 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 2 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Nearside Inner Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Headlamp aim not tested |1.8.A.1c| | 2 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Nearside Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| 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| | 2 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Rear Fluid suspension unit interconnecting pipe corroded and seriously weakened |2.4.D.3| | 2 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 2 |
| Headlamp switch faulty |1.7.1| | 2 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 2 |
| rear brakes release unevenly |3.7.B.4| | 2 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Rear Anti-roll bar linkage insecure |2.4.G.1| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Brake hose damaged | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear Braking system leaking |3.6.A.1| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Horn not working (7.7 (a)) | 2 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Battery insecure |1.9.1| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 2 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Steering system excessively tight |2.2.D.1| | 2 |
| Brake pedal spongy |3.3.B.1b| | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Front brake excessively fluctuating | 2 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 2 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 2 |
| Stop lamp(s) remains on when the brakes are released (4.3.2 (a) (iii)) | 2 |