| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 24 |
| Headlamp aim out of alignment | 15 |
| Windscreen wiper does not clear the windscreen effectively | 12 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Battery insecure |1.9.1| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Brakes imbalanced across an axle | 3 |
| Fuel pipe leaking |7.2.3| | 3 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Registration plate issues | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Registration plate lamp issues | 2 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Windscreen wiper blade insecure | 2 |
| Brake pedal spongy |3.3.B.1b| | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Brake pipe inadequately supported |3.6.B.1| | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Vehicle structure has excessive corrosion which adversely affects braking or steering centre |6.1.A.1| | 1 |
| Windscreen has damage | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 1 |
| Offside Rear Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside front brake juddering severely |3.7.A.2b| | 1 |
| Offside front brake juddering severely |3.7.A.2b| | 1 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Rear Passenger`s seat insecure |6.2.A.1| | 1 |
| Nearside Rear Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 1 |
| Offside Front Anti-roll bar linkage synthetic bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear coil spring fractured |2.4.C.1a| | 1 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Brake pipe leaking on a hydraulic braking system Burst Brake pipe |1.1.11 |b| |ii|| | 1 |
| Rear brake application uneven | 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 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 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 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside rear brake grabbing severely |3.7.A.5b| | 1 |
| Offside rear brake grabbing severely |3.7.A.5b| | 1 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 1 |
| Steering system excessively tight |2.2.D.1| | 1 |
| Fuel pipe leaking excessively or a risk of fire Full Front To Rear |6.1.3 |b| |ii|| | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Outer Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Emissions not tested |7.0| | 1 |
| Offside Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Rear Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 1 |
| Fuel hose leaking nsr at tank area |7.2.3| | 1 |
| Nearside Brake pipe inadequately clipped front to rear chaffing |3.6.B.1| | 1 |
| Offside Brake pipe inadequately supported front to rear chaffing |3.6.B.1| | 1 |
| Nearside Rear Electrical wiring insecure brake wire |1.9.2a| | 1 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 1 |
| Rear Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings sill corroded and holed |6.1.B.2| | 1 |
| Horn not working |1.6.2a| | 1 |
| Offside Rear Brake pipe inadequately supported |3.6.B.1| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Brake pipe kinked |3.6.B.2b| | 1 |