| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 46 |
| Headlamp aim out of alignment | 39 |
| Rear parking brake recording little or no effort | 27 |
| Rear brake binding | 26 |
| Windscreen wiper does not clear the windscreen effectively | 26 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Brakes imbalanced across an axle | 19 |
| Registration plate lamp issues | 11 |
| Service brake: efficiency below requirements |3.7.B.7| | 10 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 10 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 9 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Emissions not tested |7.0| | 6 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 3 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 3 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Windscreen wiper blade insecure | 2 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Brake lever has restricted free movement |3.5.1k| | 2 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 2 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 2 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Front Exhaust system not adequately supported |7.1.1| | 2 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Steering system excessively tight |2.2.D.1| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Electronic power steering warning lamp indicates a failure in the system |2.3.8| | 1 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Offside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill. |5.3.6 |a| |i|| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front constant velocity joint is excessively worn |2.5.C.1b| | 1 |
| Offside Rear rear brake grabbing severely |3.7.A.5b| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Rear brake application uneven | 1 |
| Offside Front An item not tested |Manual| | 1 |
| Registration plate issues | 1 |
| Battery insecure |1.9.1| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Driver`s seat insecure |6.2.A.1| | 1 |
| Brake hose excessively deteriorated | 1 |
| Centre Rear engine mounting deteriorated resulting in excessive movement |6.1.D.1a| | 1 |
| Offside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Parking brake lever is impeded in its travel |3.1.6c| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits Exhaust putty applied to stop leaking gas. |7.3.D.3| | 1 |
| Nearside Rear Parking brake lever insecure |3.1.3b| | 1 |
| Rear Statutory seat belt missing |5.1.1| | 1 |
| An item not tested |Manual| | 1 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside 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 Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Brake hose has insufficient room to move | 1 |
| Offside Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Nearside Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Nearside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Offside Front Brake pipe leaking |3.6.A.1| | 1 |
| Rear Exhaust has a part missing |7.1.1a| | 1 |
| Front front brake juddering severely |3.7.A.2b| | 1 |
| Front front brake binding |3.7.B.1| | 1 |
| Nearside Rear front brake recording little or no effort |3.7.B.5a| | 1 |
| Centre Front Lower Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Centre Front Lower Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Nearside Front Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear Brake lever has restricted free movement |3.5.1k| | 1 |
| Nearside Brake cable has restricted free movement |3.5.1k| | 1 |
| Offside Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside rear brake grabbing severely |3.7.A.5b| | 1 |
| Offside rear brake grabbing severely |3.7.A.5b| | 1 |
| Nearside Rear Brake pivot has restricted free movement |3.5.1k| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Brake cable insecure |3.5.1d| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside Brake lever has restricted free movement |3.5.1k| | 1 |
| Offside Brake lever has restricted free movement |3.5.1k| | 1 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 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 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Offside Rear Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside 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 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 1 |
| Brake fluid contaminated |1.8 |a|| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Side repeater incorrect colour |4.4.3 |a|| | 1 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Nearside Front Headlamp insecure |1.7.3| | 1 |