| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 9 |
| Headlamp aim out of alignment | 7 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Brake pipe excessively corroded | 4 |
| Registration plate lamp issues | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Brakes imbalanced across an axle | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Rear brake binding | 2 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Brake hose excessively deteriorated | 2 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 1 |
| Headlamp levelling device cannot be operated from the drivers seat (4.1.5 (b)) | 1 |
| Front Brake pipe connection leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 1 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Front Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Brake load sensing valve linkage defective and function impaired (1.1.17 (a)) | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 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 |
| Rear Brake load sensing valve seized and ABS not fitted or inoperative (1.1.17 (c) (ii)) | 1 |
| Offside Front Brake pipe leaking |3.6.A.1| | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength Chassis rail by bump stop (5.3.6 (a) (i)) | 1 |
| Offside Rear Oil leaking excessively from transmission Hub seal leaking oil (8.4.1 (a) (i)) | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect headlamp beam pattern mask applied for test, a more permanent resolution to this issue is required. (4.1.2 (c)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect headlamp beam pattern mask applied for test, a more permanent resolution to this issue is required. (4.1.2 (c)) | 1 |
| obligatory indirect vision device insecure rear camera |8.1.1| | 1 |
| Offside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Central Upper Stop lamp not working |1.2.1b| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Rear Brake relay lever has restricted free movement |1.1.15 |e|| | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Brake cable damaged broken (1.1.15 (a)) | 1 |
| Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced cross member (6.1.1 (c) (i)) | 1 |
| Central Upper Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 1 |
| Offside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 1 |
| Front Upper All outline marker lamps not working (4.2.1 (a) (ii)) | 1 |
| Brake load sensing valve seized but ABS functioning (1.1.17 (c) (i)) | 1 |
| Nearside Front Upper Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Windscreen washer not working | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |