| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 22 |
| Registration plate lamp issues | 17 |
| Windscreen wiper does not clear the windscreen effectively | 12 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 5 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 5 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 5 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Registration plate issues | 2 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Rear All position lamps not working (1.1.A.3b) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Nearside Body has a sharp edge caused by damage (6.1.C.1) | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Reversing lamp inoperative (4.6.1 (a)) | 1 |
| Fluid leak harmful to the environment or a risk to other road users |8.4.1 |a| |i|| | 1 |
| Nearside Rear Electrical wiring inadequately supported loom fouling brake pipe |1.9.2a| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front Electrical wiring insecure WIREING CATCHING DRIVE SHAFT |1.9.2a| | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Trailer electrical socket (13 pin) not functioning at all (4.10 (c) (ii)) | 1 |
| Nearside Rear Reversing lamp inoperative |4.6.1 |a|| | 1 |
| Front Outline marker lamp not working both |4.2.1 |a|| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Position lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Driver`s airbag obviously defective |5.4.1| | 1 |
| Brake fluid contaminated |1.8 |a|| | 1 |
| Fuel system component leaking fuel filter housing |7.2.3| | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Rear position lamp|s| not working o/s/r top marker |1.1.A.3b| | 1 |
| Driver`s view of the road through the swept area of the windscreen materially affected by an obstruction |3.1 |a| |ii|| | 1 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Upper Stop lamp|s| with a multiple light source more than 1/2 not functioning |4.3.1 |a| |ii|| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Offside Rear reflector missing |1.5.1a| | 1 |
| Offside Upper Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Rear Rear position lamp|s| not working two marker light |1.1.A.3b| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Upper Position lamp not working |4.2.1 |a|| | 1 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Offside Rear Statutory seat belt missing |5.1.1| | 1 |
| Outline marker lamp not working o/s/f and o/s central (4.2.1 (a) (ii)) | 1 |
| Outline marker lamp not working n/s/f and n/s central (4.2.1 (a) (ii)) | 1 |
| Outline marker lamp not working both fronts above windscreen (4.2.1 (a) (ii)) | 1 |
| Nearside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Lower Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Rear Outline marker lamp not working |4.2.1 |a|| | 1 |
| Offside Outline marker lamp not working |4.2.1 |a| |ii|| | 1 |
| Stop lamp|s| light intensity significantly reduced |4.3.3 |a| |ii|| | 1 |
| Nearside Rear Outline marker lamp adversely affected by the operation of another lamp Inter action with brake light (4.2.3 (c)) | 1 |
| Outline marker lamp not working N/s + o/s front upper (4.2.1 (a) (ii)) | 1 |
| Outline marker lamp not working N/s +o/s central (4.2.1 (a) (ii)) | 1 |
| Reversing lamp inoperative |4.6.1 |a|| | 1 |