| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 29 |
| Windscreen wiper does not clear the windscreen effectively | 12 |
| Registration plate lamp issues | 12 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 8 |
| Brake pipe excessively corroded | 8 |
| Brake hose excessively deteriorated | 7 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Nearside Side repeater not working |1.4.A.2c| | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Anti-lock braking system warning lamp indicates an ABS fault | 5 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Registration plate issues | 4 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Rear fog lamp missing |1.3.2a| | 3 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Windscreen washer not working | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Horn not working |1.6.2a| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 2 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Nearside Front Upper Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 2 |
| Brakes imbalanced across an axle | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Nearside Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Offside Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Nearside Front Side repeater missing |1.4.A.2b| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Side repeater missing |1.4.A.2b| | 1 |
| Offside Side repeater missing |1.4.A.2b| | 1 |
| Offside Front Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Offside Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Rear Direction indicator incorrect colour both |1.4.A.2f| | 1 |
| Side repeater missing both |1.4.A.2b| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Front Front position lamp|s| incorrect colour both |1.1.A.3e| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means need key |7.2.4b| | 1 |
| Rear Exhaust has a major leak of exhaust gases box |7.1.2| | 1 |
| Nearside Rear Braking system leaking calipar |3.6.A.1| | 1 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Fuel cap/sealing device ineffective no key for access (6.1.3 (b) (i)) | 1 |
| Direction indicator incorrect colour both sides rear |1.4.A.2f| | 1 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Battery insecure and likely to cause a short circuit |4.13 |a| |ii|| | 1 |
| Front Power steering pipe/hose leaking |2.1.5 |a|| | 1 |
| Nearside Front Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 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 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Steering rack gaiter split damper |2.2.D.2d| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Offside Front Road wheel more than one fixing missing |5.2.1 |a| |ii|| | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear Coil spring mounting insecure to the extent that relative movement is visible (5.3.1 (a) (ii)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 1 |
| Steering column has an unsafe modification lower column universal joints (2.2.2 (e)) | 1 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Front Upper Axle swivel pins and bushes swivel pin and/or bush excessively worn And lower (5.1.2 (b) (i)) | 1 |
| Offside Front Upper Axle swivel pins and bushes swivel pin and/or bush excessively worn And lower. (5.1.2 (b) (i)) | 1 |
| Rear Exhaust has a major leak of exhaust gases joint (6.1.2 (a)) | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Side repeater not working Both (4.4.1 (a) (ii)) | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Nearside Front Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) | 1 |
| Offside Fluid leaking continuously posing a serious risk to road safety Diesel leaking (8.4.1 (a) (ii)) | 1 |
| Brake performance not tested Major fluid leak and no brake pedal pressure (1.2.1 (g)) | 1 |
| Front Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Front Side repeater not working both sides (4.4.1 (a) (ii)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Rear parking brake recording little or no effort | 1 |
| Offside Rear Rear fog lamp not working (1.3.2b) | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Nearside Front Anti-roll bar linkage ball joint likely to become detached Already detached. (5.3.4 (a) (ii)) | 1 |
| Nearside Rear Outer Seat belt missing Buckle missing/Unable to inspect. (7.1.2 (a)) | 1 |
| Offside Rear Outer Seat belt missing Buckle missing/Unable to inspect. (7.1.2 (a)) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Upper Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Steering box leaking to the extent that oil is dripping (2.1.1 (e) (ii)) | 1 |
| Front Prop shaft joint constant velocity boot no longer prevents the ingress of dirt Joint at connection to transfer box. (6.1.7 (g) (ii)) | 1 |
| Offside Front Brake performance unable to be tested Failure of flexible brake hose (1.2.1 (g)) | 1 |
| Steering wheel in a condition that hampers proper control (2.1.1) | 1 |
| Nearside Headlamp not working on dipped beam (1.7.5a) | 1 |
| Nearside Steering damper leaking oil (2.2.C.1f) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Electronic stability system warning lamp indicates a fault (3.4.1c) | 1 |
| Offside Headlamp not working on dipped beam (1.7.5a) | 1 |
| Offside Rear fog lamp not working (1.3.2b) | 1 |
| Nearside Stop lamp not working (1.2.1b) | 1 |
| Nearside Rear Brake lining(s) less than 1.5 mm thick (3.5.1g) | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Outer Drive shaft joint excessively worn (6.1.7 (c) (i)) | 1 |
| Offside Front Lower Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Upper Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Road wheel fractured (5.2.2 (a)) | 1 |
| Nearside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Valve stem seriously damaged |4.1.D.1e| | 1 |
| Nearside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Rear Electrical wiring damaged and bare wires exposed |1.9.2c| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Direction indicator lens defective such that the emitted light is adversely affected |4.4.1 |b| |ii|| | 1 |
| Offside Rear Direction indicator lens defective such that the emitted light is adversely affected |4.4.1 |b| |ii|| | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 1 |
| Offside Rear Anti-roll bar linkage insecurely attached |5.3.3 |a| |i|| | 1 |
| Nearside Drag link end ball joint has excessive play |2.1.3 |b| |i|| | 1 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 1 |
| Nearside Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Spare wheel insecure in carrier (6.1.5 (b) (i)) | 1 |
| Rear fog lamp missing |4.5.1 |a| |ii|| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Power steering ram|s| leaking from a failed seal |2.3.3b| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Brake hose has insufficient room to move | 1 |
| Centre Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Steering linkage fouling (2.1.4 (a)) | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Brake hose damaged | 1 |
| Offside Front Brake pipe leaking on a hydraulic braking system corroded |1.1.11 |b| |ii|| | 1 |
| Brake performance not tested |1.2.1 |g|| | 1 |
| Side repeater not working both (4.4.1 (a) (ii)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Seat belt webbing significantly weakened (7.1.2 (b) (ii)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect kick off going in wrong direction (4.1.2 (c)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect kick off going in wrong direction (4.1.2 (c)) | 1 |
| Nearside Front Suspension arm ball joint excessively worn bottom ball joint (5.3.4 (a) (i)) | 1 |
| Offside Front Suspension arm ball joint excessively worn bottom ball joint (5.3.4 (a) (i)) | 1 |
| Rear fog lamp switch missing (4.5.3 (a) (ii)) | 1 |
| Offside Side repeater missing (4.4.1 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Front constant velocity joint is excessively worn |2.5.C.1b| | 1 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Steering damper damaged and unserviceable |2.2.C.1d| | 1 |
| Front Windscreen wiper not working |3.4 |a|| | 1 |
| Windscreen wiper not working |3.4 |a|| | 1 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 1 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |