| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 25 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 21 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 19 |
| Headlamp aim out of alignment | 18 |
| Windscreen wiper does not clear the windscreen effectively | 15 |
| Brake hose excessively deteriorated | 15 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 13 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 12 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 11 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Registration plate issues | 5 |
| Nearside Front Shock absorbers has a serious fluid leak | 5 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 5 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 3 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 3 |
| Front Fuel system component leaking (6.1.3 (b) (i)) | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 3 |
| Brake hose damaged | 3 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 2 |
| Front Oil leaking excessively from engine (8.4.1 (a) (i)) | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Brake performance not tested (1.2.1 (g)) | 2 |
| Registration plate lamp issues | 2 |
| Nearside Rear Shock absorbers has a serious fluid leak | 2 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Nearside Rear Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt leaking split (6.1.7 (g) (ii)) | 1 |
| Nearside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Hazard warning lamps inoperative (4.4.1 (e)) | 1 |
| Offside Rear Road wheel fractured (5.2.2 (a)) | 1 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 1 |
| Front Windscreen wiper not working BONNET NOT LATCHING ON O/S. (3.4 (a)) | 1 |
| Offside Front Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 1 |
| Central Exhaust system insecure (6.1.2 (a)) | 1 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Nearside Front Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Nearside Front Brake hose damaged and likely to fail (1.1.12 (a)) | 1 |
| Offside Front Brake hose damaged and likely to fail (1.1.12 (a)) | 1 |
| Central Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Rear Coil spring fractured or broken both (5.3.1 (b) (i)) | 1 |
| Nearside Rear Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Rear Position lamp not working both (4.2.1 (a) (ii)) | 1 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt Both front outer (6.1.7 (g) (ii)) | 1 |
| Power steering malfunctioning (2.1.5 (a)) | 1 |
| Rear Towbar attachment insecure (6.1.6 (c) (i)) | 1 |
| Rear Reversing lamp inoperative (4.6.1 (a)) | 1 |
| Oil leaking continuously from engine posing a serious risk to road safety (8.4.1 (a) (ii)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Exhaust emissions exceed manufacturers specified limit tested to plate limit of 0.7ppm blew average of 1.55ppm (8.2.2.2 (a)) | 1 |
| Offside Rear Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Nearside Rear Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Seat belt webbing significantly weakened (7.1.2 (b) (ii)) | 1 |
| Rear Service brake imbalanced across an axle (1.2.1 (b) (i)) | 1 |
| Nearside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 1 |
| Offside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 1 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 1 |
| Central Rear Seat belt not functioning as intended (7.1.2 (c)) | 1 |
| Nearside 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 Headlamp levelling device inoperative (4.1.5 (a)) | 1 |
| Offside Front Headlamp levelling device inoperative (4.1.5 (a)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Offside Headlamp insecure (4.1.1 (c)) | 1 |
| Offside Brake pipe leaking on a hydraulic braking system front to rear (1.1.11 (b) (ii)) | 1 |
| Nearside Front Lower Suspension arm pin or bush excessively worn wishbone bush (5.3.4 (a) (i)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Suspension arm pin or bush excessively worn Lower arm rear bush (5.3.4 (a) (i)) | 1 |
| Offside Front Road wheel fractured (5.2.2 (a)) | 1 |
| Nearside Front Oil leaking continuously from engine posing a serious risk to road safety Dripping on mot pit floor (8.4.1 (a) (ii)) | 1 |
| Offside Rear Coil spring insecure (5.3.1 (a) (i)) | 1 |
| Brake pedal anti-slip provision worn smooth (1.1.2 (c)) | 1 |
| Front Undertray insecure (8.1.1 (b) (i)) | 1 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Windscreen washer not working | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Fuel hose leaking (6.1.3 (b) (i)) | 1 |
| Central Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Headlamp light intensity severely reduced both front head lamps (4.1.4 (a)) | 1 |
| Offside Front Lower Suspension arm pin or bush excessively worn Rear bush (5.3.4 (a) (i)) | 1 |
| Offside Suspension unit damaged or deteriorated and function is seriously affected suspension not working on offside (5.3.5 (b) (ii)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 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 |
| Offside Front Brake pipe excessively damaged (1.1.11 (c)) | 1 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Shock absorbers has a serious fluid leak | 1 |
| Nearside Front 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 Position lamp not working parking light (4.2.1 (a) (ii)) | 1 |
| Exhaust emits dense blue smoke at idle (8.2.1.2 (f)) | 1 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Rear Suspension bellows damaged or deteriorated and function affected leaking (5.3.5 (b) (i)) | 1 |
| Nearside Headlamp insecure (4.1.1 (c)) | 1 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Side repeater not working Both sides. (4.4.1 (a) (ii)) | 1 |
| Offside Rear Upper Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 1 |
| Nearside Front Windscreen wiper not working (3.4 (a)) | 1 |
| Offside Direction indicator not working in mirror (4.4.1 (a) (ii)) | 1 |
| Oil leaking continuously from engine posing a serious risk to road safety engine oil leaking (8.4.1 (a) (ii)) | 1 |
| Emissions not tested oil leak (8.2.2.2 (e)) | 1 |
| Fluid leak harmful to the environment or a risk to other road users fuel (8.4.1 (a) (i)) | 1 |
| Rear Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Nearside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 1 |
| Windscreen wiper not working x2 (3.4 (a)) | 1 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Brakes imbalanced across an axle | 1 |
| Headlamp cleaning device for LED or HID headlamp inoperative Both (4.1.6 (a) (ii)) | 1 |
| Nearside Front Upper Suspension component ball joint dust cover no longer prevents the ingress of dirt top ball joint (5.3.4 (b) (ii)) | 1 |
| Nearside Front Headlamp has a product on the light source so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Front Headlamp has a product on the light source so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear Brake pedal has insufficient reserve travel hand brake (1.1.2 (a)) | 1 |