| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Windscreen wiper does not clear the windscreen effectively | 5 |
| Brake pipe excessively corroded | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Horn not working |1.6.2a| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Brake hose excessively deteriorated | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Brakes imbalanced across an axle | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Brake hose damaged | 2 |
| Rear parking brake recording little or no effort | 2 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Rear brake binding | 2 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 1 |
| Front Horn not working |1.6.2a| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Registration plate lamp issues | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Offside Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Offside Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Headlamp insecure |1.7.3| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Leaf spring deteriorated and seriously weakened |2.4.B.1a| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 1 |
| Front brake application uneven | 1 |
| Offside Rear Direction indicator excessively damaged so that it is not visible from a reasonable distance |1.4.A.2e| | 1 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Offside Front Upper Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Rear Fuel hose leaking |7.2.3| | 1 |
| Offside Inner Front Upper Suspension arm locating pin incorrectly positioned |2.4.G.3a| | 1 |
| Nearside Inner Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Inner Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Nearside Inner Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Upper Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 1 |
| Nearside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Brake valve leaking LAOD SENSING VALVE (1.1.7 (d) (i)) | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases last box |7.1.2| | 1 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Rear Rear fog lamp not working pair |1.3.2b| | 1 |
| Stop lamp not working both blown fuses |1.2.1b| | 1 |
| Headlamp not working on dipped beam both bulbs blown |1.7.5a| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Battery insecure |1.9.1| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Brake hose has insufficient room to move | 1 |
| Offside Front Brake hose inappropriately repaired |3.6.A.3| | 1 |
| Brake cable insecure |3.5.1d| | 1 |
| Nearside Ball joint dust cover missing |2.2.C.1c| | 1 |
| Centre Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |