| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 6 |
| Registration plate lamp issues | 5 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Brakes imbalanced across an axle | 4 |
| Offside Side repeater not working |1.4.A.2c| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Rear brake binding | 2 |
| Brake load sensing valve linkage seized |3.6.E.3| | 2 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Front Brake pipe inadequately supported to rear |3.6.B.1| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Front Brake hose leaking |3.6.A.1| | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Offside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Nearside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Offside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Nearside Rear Suspension component mounting prescribed area is inadequately repaired |5.3.6 |a| |i|| | 1 |
| Offside Rear Suspension component mounting prescribed area is inadequately repaired |5.3.6 |a| |i|| | 1 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Offside Brake pipe leaking on an air braking system load compensator |1.1.11 |b| |i|| | 1 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Front Seat belt flexible stalk cable has broken strands passenger |5.2.4b| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear brake application uneven | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Offside Front Cab or chassis has excessive corrosion, seriously affecting its strength within 30cm of a cab mounting step (6.2.2 (d) (i)) | 1 |
| Nearside Front Cab or chassis has excessive corrosion, seriously affecting its strength within 30cm of a cab mounting step & sill (6.2.2 (d) (i)) | 1 |
| Service brake lagging in operation (1.2.1 (d)) | 1 |
| Nearside Front Seat belt flexible stalk cable has broken strands |5.2.4b| | 1 |
| Rear Drag link end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Headlamp aim out of alignment | 1 |
| Exhaust has a major leak of exhaust gases centre box (6.1.2 (a)) | 1 |
| Brake load sensing valve seized and ABS not fitted or inoperative (1.1.17 (c) (ii)) | 1 |
| Nearside Rear Wheel bearing rough when rotated back axle (5.1.3 (b) (i)) | 1 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Rear Brake hose bulging under pressure |3.6.B.3| | 1 |
| Nearside Rear Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Front Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Front Track rod end ball joint dust cover excessively damaged 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 damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |