| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 26 |
| Headlamp aim out of alignment | 16 |
| Registration plate issues | 15 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 11 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Registration plate lamp issues | 10 |
| Windscreen washer not working | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Exhaust catalytic converter missing where one was fitted as standard (8.2.1.1 (a)) | 5 |
| Emissions not tested (8.2.1.2 (d)) | 5 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 5 |
| Offside Front Position lamp not working |4.2.1 |a|| | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Horn not working |1.6.2a| | 2 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` Wiper blades parking |8.3.1e| | 2 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` Wiper blades parking |8.3.1b| | 2 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 2 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 2 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside 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 Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 1 |
| Offside Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 1 |
| Nearside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Front position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Nearside Windscreen wiper not working |3.4 |a|| | 1 |
| Nearside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 1 |
| Nearside Rear Exhaust has a major leak of exhaust gases back box flange corroded away (6.1.2 (a)) | 1 |
| Offside Rear Exhaust has a major leak of exhaust gases back box flange corroded away (6.1.2 (a)) | 1 |
| Central Exhaust emissions likely to be affected by an exhaust leak (8.2.2.1 (b)) | 1 |
| Nearside Front Position lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Windscreen has damage | 1 |
| Offside Front Headlamp aim not tested dip beam not working |1.8.A.1c| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Exhaust catalytic converter missing where one was fitted as standard CAT Removed this car has to have a cat bylaw |7.1.3| | 1 |
| Offside Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 1 |
| Nearside Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Front brake caliper leaking |3.6.A.1| | 1 |
| Offside Front brake caliper leaking |3.6.A.1| | 1 |
| Exhaust catalytic converter missing where one was fitted as standard Swapped prior to MOT for the original advised the owner to leave it standard (8.2.2.1 (a)) | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Engine MIL inoperative or indicates a malfunction LIGHT ON |8.2.1.2 |h|| | 1 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 1 |
| Nearside Front coil spring broken |2.4.C.1a| | 1 |
| Nearside Rear Lower Suspension component pin or bush excessively worn swivel bush (5.3.4 (a) (i)) | 1 |
| Offside Rear Lower Suspension component pin or bush excessively worn swivel bush (5.3.4 (a) (i)) | 1 |
| Nearside Front Road wheel fractured (5.2.2 (a)) | 1 |
| Brakes imbalanced across an axle | 1 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 1 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn mounting (5.3.4 (a) (i)) | 1 |
| Nearside Front Lower Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 1 |
| Offside Rear Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Offside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 1 |
| Service brake excessively fluctuating both rears (1.2.1 (e)) | 1 |
| Battery insecure and likely to fall from carrier |4.13 |a| |ii|| | 1 |
| Electrical wiring insecure and connectors likely to become disconnected battery termanal - |4.11 |a| |ii|| | 1 |
| Offside Front Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 1 |
| Service brake grabbing severely (1.2.1 (c)) | 1 |
| Front Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 1 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Rear Headlamp levelling device inoperative arm broken (4.1.5 (a)) | 1 |
| Rear Valve stem seriously damaged both |4.1.D.1e| | 1 |
| Emissions not tested |7.3.A.1| | 1 |
| Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Headlamp cleaning device inoperative |1.7.2| | 1 |
| Offside Front Headlamp cleaning device inoperative |1.7.2| | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Nearside Obligatory mirror missing (3.3 (a)) | 1 |
| Nearside Rear Bumper insecure (6.1.4 (a) (i)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Service brake imbalanced across an axle (1.2.1 (b) (i)) | 1 |
| Front Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Power steering fluid level below minimum |2.3.1| | 1 |
| Brake pipe excessively corroded | 1 |
| Offside Front Hydraulic brake calliper leaking |1.1.16 |b| |i|| | 1 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 1 |
| Exhaust has a major leak of exhaust gases exhaust leak at rear exhaust box joint (6.1.2 (a)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits exhaust emissions high (8.2.1.2 (c)) | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle cannot open from inside or outside (6.2.3 (a)) | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Inner Drive shaft which forms part of the suspension coupling gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.4.G.4e| | 1 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Offside Rear Coil spring fractured or broken (5.3.1 (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 Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt retaining clip is missing. (6.1.7 (g) (ii)) | 1 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 1 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 1 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Headlamp cleaning device obviously defective |1.7.2| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Bonnet cannot be secured in the closed position |3.1 |b| |i|| | 1 |
| Power steering malfunctioning (2.1.5 (a)) | 1 |