| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 75 |
| Windscreen wiper does not clear the windscreen effectively | 34 |
| Brakes imbalanced across an axle | 32 |
| Registration plate issues | 30 |
| Registration plate lamp issues | 23 |
| Parking brake: efficiency below requirements |3.7.B.7| | 22 |
| Rear brake binding | 20 |
| Rear parking brake recording little or no effort | 18 |
| Horn not working |1.6.2a| | 16 |
| Brake hose has insufficient room to move | 14 |
| Nearside Stop lamp not working |1.2.1b| | 14 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 12 |
| Rear brake application uneven | 11 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Steering rack gaiter split |2.2.D.2d| | 10 |
| Offside Stop lamp not working |1.2.1b| | 9 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 8 |
| Hazard warning switch faulty |1.4.B.1d| | 7 |
| Nearside front brake binding |3.7.B.1| | 7 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 7 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Mechanical brake component has restricted free movement | 6 |
| Rear Mechanical brake component has restricted free movement | 6 |
| Nearside Headlamp not working on main beam |1.7.5a| | 6 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 5 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 5 |
| Direction indicators not working |1.4.A.2c| | 5 |
| Nearside Rear Braking system leaking |3.6.A.1| | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 5 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Headlamp not working on main beam |1.7.5a| | 5 |
| Windscreen washer not working | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Nearside Side repeater not working |1.4.A.2c| | 4 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 4 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Battery insecure |1.9.1| | 4 |
| Front Direction indicators not working |1.4.A.2c| | 4 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 3 |
| Fuel system component leaking |7.2.3| | 3 |
| Hazard warning lamps inoperative |1.4.B.1b| | 3 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 3 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Offside Front Upper Suspension arm locating pin locking device not properly locked |2.4.G.3b| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Fuel pipe leaking |7.2.3| | 3 |
| Main beam `tell-tale` not working |1.7.4c| | 2 |
| Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Nearside Steering rack insecure |2.2.B.1a| | 2 |
| Offside Steering rack insecure |2.2.B.1a| | 2 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Front Side repeater not working |1.4.A.2c| | 2 |
| Offside Rear Service brake grabbing severely |3.7.C.2| | 2 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 2 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 2 |
| Nearside Front Steering rack gaiter insecure |2.2.D.2d| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Nearside Front Headlamp insecure |1.7.3| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Front brake application uneven | 2 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| All position lamps not working |1.1.A.3b| | 2 |
| Nearside Front brake caliper locking device insecure |3.5.1l| | 2 |
| Offside Front brake caliper locking device insecure |3.5.1l| | 2 |
| Brake hose damaged | 2 |
| Fuel system component insecure |7.2.1| | 2 |
| Offside Rear Braking system leaking |3.6.A.1| | 2 |
| Fuel hose excessively damaged |7.2.2| | 2 |
| Windscreen wiper blade insecure | 2 |
| Front Direction indicator missing |1.4.A.2b| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Steering rack insecure |2.2.B.1a| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 2 |
| An item not tested |Manual| | 2 |
| Steering column top bearing excessively worn |2.1.2c| | 2 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 2 |
| Fuel pipe union leaking |7.2.3| | 2 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 2 |