| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 11 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 6 |
| Registration plate issues | 6 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Windscreen washer not working | 3 |
| Exhaust catalytic converter missing where one was fitted as standard (8.2.1.1 (a)) | 3 |
| Reversing lamp inoperative (4.6.1 (a)) | 3 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Nearside Rear Road wheel more than one fixing loose (5.2.1 (a) (ii)) | 1 |
| Emissions unable to be completed excessively outside testable limits - test aborted (8.2.1.2 (d)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Obligatory mirror missing (3.3 (a)) | 1 |
| Central Obligatory mirror missing (3.3 (a)) | 1 |
| Offside Obligatory mirror missing (3.3 (a)) | 1 |
| Nearside Front Brake hose connection leaking on a hydraulic braking system flexi to caliper (1.1.12 (c) (ii)) | 1 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Emissions unable to be completed (8.2.1.2 (d)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Steering wheel rim loose (2.2.1 (c) (i)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Reversing lamp inoperative Not fitted (4.6.1 (a)) | 1 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp stop lamp-- position lamp fault (4.2.3 (c)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Wheel bearing has excessive play loose (5.1.3 (a) (i)) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Windscreen wiper missing (3.4 (a)) | 1 |
| Registration plate lamp issues | 1 |
| Central Drivers view of the road through the swept area of the windscreen significantly affected by an obstruction phone holder (3.1 (a) (ii)) | 1 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Windscreen wiper not working (3.4 (a)) | 1 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Offside Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Offside Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Offside Rear Direction indicator not working poor connection (4.4.1 (a) (ii)) | 1 |