| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 7 |
| Brakes imbalanced across an axle | 6 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Front Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Rear Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Horn not working |1.6.2a| | 3 |
| Offside Semaphore indicator arm does not extend smoothly |1.4.C.1a| | 3 |
| Nearside Semaphore indicator arm does not extend smoothly |1.4.C.1a| | 3 |
| Registration plate lamp issues | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 2 |
| Rear brake binding | 2 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Rear Parking brake efficiency below requirements |3.7.C.1b| | 2 |
| Offside Rear Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.C.1a| | 2 |
| Headlamp switch insecure |1.7.1| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Nearside Semaphore indicator arm arm does not show an amber light to the front |1.4.C.1b| | 2 |
| Brake hose excessively deteriorated | 2 |
| Offside Rear reflector missing |1.5.1a| | 2 |
| Nearside Rear reflector missing |1.5.1a| | 2 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Registration plate issues | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 1 |
| Nearside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Rear Shock absorber has an excessively worn linkage |2.7.4| | 1 |
| Nearside Rear brake drum contaminated by oil |3.5.1h| | 1 |
| Semaphore indicator tell tale not working correctly |1.4.C.2| | 1 |
| Service brake is causing the vehicle to swerve to the nearside |3.7.C.2| | 1 |
| Driver`s seat insecure |6.2.A.1| | 1 |
| Drag link end socket spring weak |2.2.B.1e| | 1 |
| Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Leaf spring to axle securing bolt insecure |2.4.B.7b| | 1 |
| Nearside Front Leaf spring to axle securing bolt insecure |2.4.B.7b| | 1 |
| Nearside Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Offside Front Leaf spring anchor pin locking device insecurely fitted |2.4.B.3b| | 1 |
| Lower Brake clevis joint locking device missing |3.5.1l| | 1 |
| Nearside Rear Brake lever locking device insecure |3.5.1l| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Nearside Front Braking system leaking |3.6.A.1| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Steering box insecure |2.2.B.1a| | 1 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Front brake application uneven | 1 |
| Offside Front wheel cylinder has restricted free movement |3.5.1k| | 1 |
| Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Offside Semaphore indicator arm does not retract smoothly |1.4.C.1a| | 1 |
| Offside Semaphore indicator arm arm does not show an amber light to the rear |1.4.C.1b| | 1 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Parking brake lever pawl spring does not push the pawl positively into the ratchet teeth |3.1.5| | 1 |
| Offside Semaphore indicator arm arm does not show an amber light to the front |1.4.C.1b| | 1 |
| Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Semaphore indicator arm arm does not show an amber light to the rear |1.4.C.1b| | 1 |
| Brake pedal anti-slip provision loose |3.3.A.1b| | 1 |
| Offside Front Lower Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Nearside Rear Road wheel spoke missing |4.2.A.1b| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Rear Fuel tank leaking |7.2.3| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Stop lamp not working |1.2.1b| | 1 |
| Brake pedal anti-slip provision missing |1.1.2 |c|| | 1 |
| Fuel tank leaking |6.1.3 |b| |i|| | 1 |
| Front passenger seat insecure |6.2.3| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Service brake is causing the vehicle to swerve to the offside |3.7.C.2| | 1 |
| Nearside Rear Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Valve stem seriously damaged |4.1.D.1e| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Brake pedal actuating lever has abnormal movement indicating excessive wear |3.3.A.1h| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside front brake recording little or no effort |3.7.B.5a| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Brake master cylinder leaking hydraulic fluid |3.6.G.1f| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Rear Brake pipe connection leaking on an air braking system |1.1.11 |b| |i|| | 1 |
| Brake clevis joint locking device insecure |3.5.1l| | 1 |
| Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Additional braking device component|s| insecure |3.6.I.1| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Parking brake lever is impeded in its travel |3.1.6c| | 1 |
| Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Inner Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear brake application uneven | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |