| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 27 |
| Registration plate issues | 25 |
| Windscreen wiper does not clear the windscreen effectively | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Windscreen washer not working | 3 |
| Nearside Front Road wheel fractured (5.2.2 (a)) | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 3 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Nearside Rear Road wheel fractured (5.2.2 (a)) | 2 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Offside Front Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect Kicks to the left (4.1.2 (c)) | 1 |
| Offside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Drivers view of the road through the swept area of the windscreen materially affected by an obstruction (3.1 (a) (ii)) | 1 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt Outer (6.1.7 (g) (ii)) | 1 |
| Emissions not tested not able to hold RPM (8.2.1.2 (d)) | 1 |
| Offside Rear Road wheel fractured (5.2.2 (a)) | 1 |
| Nearside Front Seat belt damaged (7.1.2 (b) (i)) | 1 |
| Front Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Rear fog lamp missing (4.5.1 (a) (ii)) | 1 |
| Offside Front Road wheel fractured At repair point (5.2.2 (a)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Reversing lamp does not emit a steady white light (4.6.2 (a)) | 1 |
| Offside Rear Rear fog lamp switch inoperative (4.5.3 (a)) | 1 |
| Offside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Rear Brake performance not tested pads worn (1.2.1 (g)) | 1 |
| Offside Front Road wheel fractured has a hair crack along the weld (5.2.2 (a)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt insecure (2.1.3 (g) (ii)) | 1 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 1 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Front Anti-roll bar linkage damaged and seriously weakened Bent (5.3.3 (b) (i)) | 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 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Nearside Front Body component damaged and likely to cause injury (6.2.1 (a) (i)) | 1 |
| Offside Front Body component damaged and likely to cause injury (6.2.1 (a) (i)) | 1 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt clip de attached and leaking grease (6.1.7 (g) (ii)) | 1 |
| Emissions unable to be completed failed BET (lambda), checked oil temp for full CAT test (90c), but then engine will not remain in required rev range for minimum time required for full CAT test (8.2.1.2 (d)) | 1 |
| Nearside Front Headlamp are incorrectly positioned (4.1.4 (a)) | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 1 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt split (6.1.7 (g) (ii)) | 1 |
| Offside Front Road wheel badly distorted cracked (5.2.2 (c) (i)) | 1 |
| Front Headlamp are incorrectly positioned Both adjusted (4.1.4 (a)) | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Brake performance unable to be tested engine oil leak not taking on the road (1.2.1 (g)) | 1 |
| Fluid leak harmful to the environment or a risk to other road users coolant leak n/s of engine. (8.4.1 (a) (i)) | 1 |
| Front Hydraulic brake cylinder operating mechanism has excessive travel (1.1.16 (e) (i)) | 1 |
| Nearside Side repeater light intensity significantly reduced (4.4.3 (a)) | 1 |
| Bonnet primary retaining device excessively deteriorated (3.1 (c)) | 1 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Brake hose leaking on a hydraulic braking system flexible hose to caliper (1.1.12 (c) (ii)) | 1 |
| Nearside Rear Brake disc significantly and obviously worn worn inner face (1.1.14 (a) (i)) | 1 |
| Offside Rear Brake disc significantly and obviously worn worn inner face (1.1.14 (a) (i)) | 1 |
| Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 1 |
| Nearside Engine mounting damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Offside Engine mounting damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Road wheel badly distorted cracked (5.2.2 (c) (i)) | 1 |
| Offside Rear Road wheel has a welding defect hair line crack across weld (5.2.2 (a)) | 1 |
| Nearside Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Offside Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Nearside Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Offside Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Nearside Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Offside Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Front Prop shaft bearing excessively worn (6.1.7 (b) (i)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Nearside Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Rear Outer Seat belt damaged belt cut (7.1.2 (b) (i)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Trailer electrical socket (13 pin) not functioning at all (4.10 (c) (ii)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Offside Obligatory mirror insecure (3.3 (b) (ii)) | 1 |
| Offside Front Road wheel fractured x2 (5.2.2 (a)) | 1 |