| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 21 |
| Headlamp aim out of alignment | 19 |
| Registration plate lamp issues | 17 |
| Windscreen wiper does not clear the windscreen effectively | 9 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Rear parking brake recording little or no effort | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Registration plate issues | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| An item not tested |Manual| | 2 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Exhaust carbon monoxide content at idle exceeds manufacturer`s specified limits |8.2.1.2 |b|| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 1 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Front brake excessively fluctuating | 1 |
| Nearside Rear Drive shaft which forms part of the suspension coupling gaiter damaged to the extent that it no longer prevents the ingress of dirt etc inner boot |2.4.G.4e| | 1 |
| Front brake application uneven | 1 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Seat belt anchorage loose (7.1.1 (b)) | 1 |
| Offside Side repeater incorrect colour BULB 501A (4.4.3 (a)) | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Side repeater incorrect colour |4.4.3 |a|| | 1 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.0| | 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 |
| brake disc excessively pitted |3.5.1h| | 1 |
| Service brake juddering severely |3.7.C.2| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| brake disc in such a condition that it is seriously weakened |3.5.1i| | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Windscreen washer not working | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Windscreen wiper not working (3.4 (a)) | 1 |
| Nearside Front Coil spring not correctly located |2.4.C.2| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Nearside Front Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Rear brake disc excessively pitted |3.5.1h| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Fuel cap/sealing device sealing washer torn |7.2.4c| | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Rear Brake pipe likely to become detached or damaged loose and rubbing on crossmember (1.1.11 (d) (ii)) | 1 |
| Offside Rear Brake pipe likely to become detached or damaged loose and rubbing on chassis (1.1.11 (d) (ii)) | 1 |
| Central Fluid leak harmful to the environment or a risk to other road users coolant pipe (8.4.1 (a) (i)) | 1 |
| Emissions not tested due to leaking coolant pipe (8.2.1.2 (d)) | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Front Outer Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Nearside Front Headlamp cleaning device inoperative |1.7.2| | 1 |
| Offside Front Headlamp cleaning device inoperative |1.7.2| | 1 |
| Offside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Rear brake binding | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 1 |
| Nearside 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| | 1 |
| 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| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front 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 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 1 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 1 |
| Nearside Rear Brake pipe leaking on a hydraulic braking system under undertray (1.1.11 (b) (ii)) | 1 |