| Most common failures | No# failures |
|---|
| Service brake: efficiency below requirements |3.7.C.1a| | 5 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 4 |
| Brake performance not tested |3.7.A.1| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Headlamp aim out of alignment | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Service brake is causing the vehicle to swerve to the nearside |3.7.C.2| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 1 |
| Offside Inner Intermediate drop arm damaged and unserviceable |2.2.C.1d| | 1 |
| Nearside Outer Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Windscreen washer control missing |8.2.1a| | 1 |
| Nearside Headlamp aim beam image too far to the left |1.6.B4| | 1 |
| Brake hose bulging under pressure |3.6.B.3| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Offside Front Braking system leaking |3.6.A.1| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.C.1a| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Headlamp adversely affected by the operation of another lamp |1.7.5c| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Horn not working |1.6.2a| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Windscreen wiper blade insecure | 1 |