| Most common failures | No# failures |
|---|
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 6 |
| Brakes imbalanced across an axle | 3 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 3 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Rear parking brake recording little or no effort | 2 |
| Parking brake lever releases when knocked |3.1.6a| | 2 |
| Stop lamp not working |1.2.1b| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Seat belt damaged (7.1.2 (b) (i)) | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Registration plate lamp issues | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear reflector insecure |1.5.1a| | 1 |
| Front brake application uneven | 1 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Offside Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Exhaust system insecure |6.1.2 |a|| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 1 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 1 |
| Offside Front position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Headlamp aim out of alignment | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 1 |
| front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Rear position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Body insecure and dangerous to other road users chassis holed |6.1.B.1b| | 1 |
| Parking brake lever, pawl mechanism pivot|s| or their associated mountings locking device insecure |3.1.4b| | 1 |