| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 16 |
| Windscreen wiper does not clear the windscreen effectively | 10 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Brake pipe excessively corroded | 5 |
| Rear parking brake recording little or no effort | 4 |
| Brakes imbalanced across an axle | 4 |
| Horn not working |1.6.2a| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Brake load sensing valve seized |3.6.E.3| | 3 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Battery insecure |1.9.1| | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Offside Rear Rear fog lamp lens defective such that emitted light is adversely affected (4.5.1 (b) (ii)) | 1 |
| Nearside Front Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Nearside Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Electrical wiring deteriorated, likely to cause a short |1.9.2b| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Brake lever has restricted free movement |3.5.1k| | 1 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 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 |
| Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Leaf spring to axle securing nut insecure |2.4.B.7b| | 1 |
| Nearside Front Road wheel badly damaged |4.2.A.1a| | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Headlamp aim out of alignment | 1 |
| Nearside Front Braking system leaking |3.6.A.1| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Inner Front Horn not working |1.6.2a| | 1 |
| Nearside Rear All outline marker lamps not working (4.2.1 (a) (ii)) | 1 |
| Nearside Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 1 |
| Fuel tank insecure |7.2.1| | 1 |
| Indicator switch faulty |1.4.A.1| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Upper Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Upper Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Rear Brake load sensing valve has been disconnected and was fitted as standard |3.6.E.2| | 1 |
| Centre Exhaust has a major leak of exhaust gases silencer |7.1.2| | 1 |
| Nearside Rear Outline marker lamp not working |4.2.1 |a|| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Upper Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Lower Front position lamp|s| not working |1.1.A.3b| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |