| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 10 |
| Registration plate lamp issues | 8 |
| Brake pipe excessively corroded | 8 |
| Headlamp aim out of alignment | 6 |
| Brakes imbalanced across an axle | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Battery insecure |1.9.1| | 2 |
| Stop lamp not working |1.2.1b| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Rear brake binding | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Obligatory mirror insecure |8.1.1| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Brake hose has insufficient room to move | 2 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear Brake load sensing valve seized |3.6.E.3| | 1 |
| Nearside Fuel cap/sealing device missing |6.1.3 |b| |i|| | 1 |
| Nearside Fuel hose insecure Filler neck hose |6.1.3 |a| |i|| | 1 |
| Nearside Front Side repeater missing |1.4.A.2b| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Nearside Rear Air suspension unit totally deflated |2.4.D.1a| | 1 |
| Nearside Rear Upper Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Drag link end ball joint has excessive play rear joint |2.2.B.1f| | 1 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front brake disc excessively scored |3.5.1h| | 1 |
| Nearside Rear position lamp|s| incorrect colour lens broken |1.1.A.3e| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded outer sill |5.2.6| | 1 |
| Fuel tank insecure straps broken |7.2.1| | 1 |
| Trailer electrical socket deteriorated so that lead cannot be securely connected |1.9.3b| | 1 |
| Exhaust has a major leak of exhaust gases silencer holed |7.1.2| | 1 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Brake pipe leaking |3.6.A.1| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Front brake disc excessively scored |3.5.1h| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Brake load sensing valve inoperative |3.6.E.3| | 1 |
| rear brake excessively fluctuating |3.7.B.3| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Brake pipe seriously damaged |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Front brake application uneven | 1 |
| Rear front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear front brake binding |3.7.B.1| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Windscreen washer not working | 1 |
| Drivers seat fore and aft adjustment mechanism not functioning as intended. handle missing (6.2.5 (b) (i)) | 1 |
| Nearside Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Offside Front Brake pipe connection leaking on a hydraulic braking system on lower bulkhead (1.1.11 (b) (ii)) | 1 |
| Offside Front Brake pipe likely to become detached or damaged fouling steering shaft joint (1.1.11 (d) (ii)) | 1 |
| Nearside Brake hose bulging under pressure centre from body to chassis (1.1.12 (d)) | 1 |
| Offside Rear Brake hose excessively twisted (1.1.12 (b) (ii)) | 1 |
| Nearside Front Shock absorbers has an excessively worn bush lower bush (5.3.2 (c)) | 1 |
| Nearside Front Lower Suspension rod ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Lower Suspension rod ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Upper Suspension rod ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Nearside Front Obligatory mirror insecure |8.1.1| | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Fuel tank leaking |7.2.3| | 1 |
| Offside Front Electrical wiring deteriorated and bare wires exposed |1.9.2c| | 1 |
| Nearside Front Electrical wiring deteriorated, likely to become detached |1.9.2b| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| All position lamps adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Offside Dropside cannot be secured in the closed position |6.4.1| | 1 |
| Offside Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Rear Body has a projection caused by damage |6.1.C.1| | 1 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Rear Statutory seat belt missing |5.1.1| | 1 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Registration plate issues | 1 |
| Nearside Front Upper Tie bar/rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Upper Tie bar/rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |