| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 11 |
| Registration plate issues | 8 |
| Horn not working |1.6.2a| | 4 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 2 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 1 |
| Brake hose has insufficient room to move | 1 |
| Brake cable has restricted free movement |3.5.1k| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Inner Stop lamp not working |1.2.1b| | 1 |
| Exhaust emissions carbon monoxide content excessive right & left hand banks |7.3.B.1a| | 1 |
| Brake pedal has excessive side movement indicating a badly worn bearing or pivot |3.3.A.1d| | 1 |
| Offside Front Passenger`s seat insecure |6.2.A.1| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| 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| | 1 |
| Headlamp adversely affected by the operation of another lamp |1.7.5c| | 1 |
| Nearside Front Direction indicators adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Rear Direction indicators adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Brake servo leaking |3.6.C.1c| | 1 |
| Brake hose exposed to excessive heat |3.6.B.4f| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Brake pedal has no servo assistance |3.3.B.2| | 1 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 1 |
| Emissions not tested |7.0| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Brakes imbalanced across an axle | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Anti-roll bar linkage has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Centre Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside Rear Brake hose excessively damaged |3.6.B.4d| | 1 |
| Battery insecure |1.9.1| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Brake linkage inappropriately repaired |3.5.1n| | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Brake cable insecure |3.5.1d| | 1 |
| Nearside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Offside Rear Rear position lamp|s| missing |1.1.A.3a| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Hazard warning switch insecure |1.4.B.1d| | 1 |