| Most common failures | No# failures |
|---|
| Registration plate issues | 8 |
| Headlamp aim out of alignment | 7 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Brake pipe excessively corroded | 5 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Rear brake binding | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Brake hose excessively deteriorated | 2 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 2 |
| Horn not working |1.6.2a| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Nearside Front Upper Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 2 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Horn not working (7.7 (a)) | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Nearside Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Emissions not tested |7.0| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Rear Road wheel fixing loose |5.2.1 |a| |i|| | 1 |
| Front brake application uneven | 1 |
| front brakes release unevenly |3.7.B.4| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Offside Front Upper Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside front brake juddering severely |3.7.A.2b| | 1 |
| Brakes imbalanced across an axle | 1 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Fuel hose leaking Filler pipe |7.2.3| | 1 |
| Nearside Front coil spring cracked |2.4.C.1a| | 1 |
| Nearside Headlamp adversely affected by the operation of another lamp |1.7.5c| | 1 |
| Offside Headlamp adversely affected by the operation of another lamp |1.7.5c| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Centre Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Front Upper Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Upper Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Lower 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 Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Windscreen washer not working | 1 |
| Nearside Front Hydraulic brake cylinder leaking hydraulic fluid (1.1.16 (b) (i)) | 1 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1 |