| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 6 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 5 |
| Fuel system component leaking |7.2.3| | 4 |
| Brake pipe excessively corroded | 4 |
| Horn not working |1.6.2a| | 2 |
| Rear brake binding | 2 |
| Headlamp aim out of alignment | 2 |
| Brakes imbalanced across an axle | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 2 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Registration plate issues | 2 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings chassis leg |6.1.B.2| | 1 |
| Nearside Rear brake drum contaminated by brake fluid |3.5.1h| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Suspension spring mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 1 |
| Fuel pipe union leaking |7.2.3| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Upper Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Windscreen wiper does not clear the windscreen effectively | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Brake pipe leaking |3.6.A.1| | 1 |
| Offside Rear Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Horn emits two or more alternating tones |1.6.2d| | 1 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering steering box mount and brake mount |6.1.1 |c| |ii|| | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outrigger area |5.3.6 |a| |i|| | 1 |
| Prop shaft joint excessively worn |6.1.7 |c| |i|| | 1 |
| Prop shaft joint constant velocity boot missing slidder centre |6.1.7 |g| |ii|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Parking brake efficiency below requirements |3.7.E.1| | 1 |
| Offside Brake master cylinder/servo mounting prescribed area is excessively corroded floor pan |3.6.C.3| | 1 |
| Offside Headlamp adversely affected by the operation of another lamp all front lights go out intermittantly |1.7.5c| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Brake hose excessively deteriorated | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Front brake application uneven | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |