| Most common failures | No# failures |
|---|
| Registration plate issues | 20 |
| Registration plate lamp issues | 11 |
| Windscreen wiper does not clear the windscreen effectively | 11 |
| Headlamp aim out of alignment | 9 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Brake pipe excessively corroded | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Nearside Rear Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Side repeater incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 1 |
| Parking brake not fitted on at least one wheel on a 3 wheeled vehicle |3.1.1| | 1 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Windscreen washer not working | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Offside Rear Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Bonnet retaining device ineffective |8.4.2| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Offside Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Exhaust emissions carbon monoxide content at idle excessive |6.4.2c| | 1 |
| Offside Rear fog lamp adversely affected by the operation of another lamp by indecator |1.3.2f| | 1 |
| Nearside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Front Side repeater not in good working order |function impaired| |1.5.1b| | 1 |
| Offside Front Side repeater not in good working order |function impaired| |1.5.1b| | 1 |
| Offside Front Side repeater adversely affected by the operation of another lamp |1.5.1e| | 1 |
| Nearside Rear Side repeater adversely affected by the operation of another lamp |1.5.1e| | 1 |
| Nearside Front Steering box damaged and unserviceable |2.2.C.1d| | 1 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 1 |
| Offside Rear brake disc excessively scored |3.5.1h| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Shock absorber insecure |2.7.2b| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear position lamp|s| not in good working order |not working| |1.1.4a| | 1 |
| Nearside Stop lamp not working |1.3.2a| | 1 |
| Nearside Rear outline marker lamp|s| not working |1.1.B.1c| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Power steering malfunctioning |2.3.1a| | 1 |
| Power steering component|s| leaking from a seal |2.3.1b| | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator incorrect colour (1.4.A.2f) | 1 |
| Offside Rear fog lamp not working (1.3.2b) | 1 |
| Battery insecure (1.9.1) | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Side repeater adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Side repeater adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Rear Brake pipe leaking |3.6.A.1| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 1 |
| Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Offside Headlamp not working on dipped beam Not working on main beam (4.1.1 (a) (ii)) | 1 |
| Fuel tank leaking excessively or a risk of fire (6.1.3 (b) (ii)) | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` camera screen |8.3.1e| | 1 |
| Nearside Rear Shock absorbers insecurely attached (5.3.2 (a) (i)) | 1 |
| Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |