| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 38 |
| Headlamp aim out of alignment | 25 |
| Rear brake binding | 17 |
| Brakes imbalanced across an axle | 15 |
| Registration plate issues | 13 |
| Rear fog lamp tell tale not working |1.3.1b| | 10 |
| Rear parking brake recording little or no effort | 10 |
| Service brake: efficiency below requirements |3.7.B.7| | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Registration plate lamp issues | 6 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 6 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Horn not working |1.6.2a| | 5 |
| Offside Front brake disc excessively pitted |3.5.1h| | 4 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 4 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside front brake binding |3.7.B.1| | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Brake hose excessively deteriorated | 4 |
| Rear fog lamp missing |1.3.2a| | 4 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 3 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Battery insecure |1.9.1| | 3 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Windscreen washer not working | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Rear brake application uneven | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 2 |
| Offside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Emissions not tested |7.0| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 2 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Brake pivot has restricted free movement |3.5.1k| | 2 |
| Offside Front Road wheel badly damaged |4.2.A.1a| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Rear fog lamp switch missing |1.3.1a| | 2 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Rear fog lamp emits a light other than red |1.3.2e| | 2 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 2 |
| Rear Rear fog lamp missing |1.3.2a| | 2 |
| Offside Rear Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Steering wheel retaining device insecure |2.1.6| | 2 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Rear fog lamp obviously incorrectly positioned |1.3.2a| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Rear Rear fog lamp adversely affected by the operation of another lamp |1.3.2f| | 1 |
| Offside Front Upper Brake pipe kinked out of master cylinder pipe bent |3.6.B.2b| | 1 |
| Nearside Rear Seat belt anchorage prescribed area strength or continuity significantly reduced front of rear wheel arch |7.1.1 |a| |i|| | 1 |
| Offside Rear Seat belt anchorage prescribed area strength or continuity significantly reduced front of rear wheel arch |7.1.1 |a| |i|| | 1 |
| Brake has no servo assistance |3.3.B.2| | 1 |
| Nearside Rear brake caliper leaking |3.6.A.1| | 1 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Rear reflector not red in colour |1.5.1d| | 1 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Brake servo inoperative (1.1.10 (a) (ii)) | 1 |
| Nearside Brake clevis joint has restricted free movement |3.5.1k| | 1 |
| Offside Brake clevis joint has restricted free movement |3.5.1k| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Suspension component mounting prescribed area is fractured |2.4.A.3| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear fog lamp adversely affected by the operation of another lamp Stop Lamp (4.5.4 (b)) | 1 |
| Rear fog lamp switch not operating in accordance with the requirements (4.5.3 (a)) | 1 |
| Offside Rear fog lamp does not emit a steady red light |1.3.2e| | 1 |
| Offside Rear fog lamp not visible from a reasonable distance |1.1.6b| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Brake pipe excessively corroded | 1 |
| Offside Front Brake pipe leaking |3.6.A.1| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded sill/arch |2.4.A.3| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Rear Exhaust has a major leak of exhaust gases box |6.1.2 |a|| | 1 |
| Offside Front Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength Wheel arch (5.3.6 (a) (i)) | 1 |
| Offside Rear Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength Wheel arch (5.3.6 (a) (i)) | 1 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Offside Inner Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated 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 deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| front brakes release unevenly |3.7.B.4| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear Rear position lamp|s| not working When turned onto dip beam. |1.1.A.3b| | 1 |
| Offside Rear Rear position lamp|s| not working When turned onto dip beam. |1.1.A.3b| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded Nearside outer sill area. |5.2.6| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded inner arch area. |5.2.6| | 1 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded Inner arch area. |5.2.6| | 1 |
| Offside Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Service brake is causing the vehicle to swerve to the nearside |3.7.C.2| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Offside Rear Rear fog lamp missing (4.5.1 (a) (ii)) | 1 |
| Nearside Front Coil spring not correctly located |2.4.C.2| | 1 |
| Offside Front Coil spring not correctly located |2.4.C.2| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear Exhaust has a part missing |7.1.1a| | 1 |
| Nearside Rear An item not tested |Manual| | 1 |
| Offside Rear An item not tested |Manual| | 1 |
| Offside Obligatory mirror insecure |8.1.1| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Nearside Front Front suspension locking device ineffective |2.5.A.4| | 1 |
| Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting N/S AND O/S REAR SILL BACKS (6.2.2 (d) (i)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Battery insecure (1.9.1) | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front brake disc excessively scored |3.5.1h| | 1 |
| Rear fog lamp insecure |1.3.2a| | 1 |
| Offside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Rear fog lamp switch insecure |1.3.1a| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded outer sill |5.2.6| | 1 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 1 |
| Nearside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Front brake disc excessively scored |3.5.1h| | 1 |
| Nearside Front Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 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 |
| Rear All position lamps adversely affected by the operation of another lamp Lights go out when dip beam turned on (4.2.3 (c)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Rear fog lamp switch inoperative (4.5.3 (a) (ii)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front front brake juddering severely |3.7.A.2b| | 1 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Rear Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Offside Front Lower Suspension arm severely distorted |2.4.G.1| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Inner Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced sill corroded |6.1.1 |c| |i|| | 1 |
| Offside Inner Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced sill corroded |6.1.1 |c| |i|| | 1 |
| Nearside Outer Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced sill corroded |6.1.1 |c| |i|| | 1 |
| Offside Outer Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced sill corroded |6.1.1 |c| |i|| | 1 |
| Nearside Rear coil spring broken |2.4.C.1a| | 1 |
| Nearside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt split open (6.1.7 (g) (ii)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Inner Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting rear sill holed |6.2.2 |d| |i|| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded Front of inner wheel arch |2.4.A.3| | 1 |
| Offside Front Obligatory mirror insecure |8.1.1| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear fog lamp insecure |1.3.2a| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside Front Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Rear Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Front brake application uneven | 1 |
| Rear fog lamp tell tale missing |1.3.1b| | 1 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |