| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 13 |
| Headlamp aim out of alignment | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 11 |
| Registration plate issues | 10 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Windscreen wiper does not clear the windscreen effectively | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 4 |
| Brakes imbalanced across an axle | 4 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Brake hose excessively deteriorated | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Battery insecure |1.9.1| | 3 |
| Brake pipe excessively corroded | 3 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Rear fog lamp switch missing |1.3.1a| | 3 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Front Upper Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Front Lower Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Power steering component|s| leaking |2.3.3b| | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Offside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Emissions not tested |7.3.A.1| | 2 |
| Nearside Side repeater excessively deteriorated so that it is not visible from a reasonable distance |1.4.A.2e| | 1 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 1 |
| Nearside Upper Power steering pipe|s| or hose|s| leaking |2.3.3b| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Rear Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Exhaust emissions hydrocarbon content excessive |8.2.1.2 |b|| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Power steering component|s| leaking steering rack |2.3.3b| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear brake disc contaminated by oil |3.5.1h| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Windscreen has damage | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Rear Upper Stop lamp not working |1.2.1b| | 1 |
| Central Front Seat belt locking mechanism does not secure or release Seat belt buckle missing from belt |5.2.5a| | 1 |
| Rear brake binding | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Inner Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Inner Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 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 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Parking brake efficiency below requirements |3.7.E.1| | 1 |
| Offside Front Obligatory mirror missing (3.3 (a)) | 1 |
| Front Windscreen wiper not working (3.4 (a)) | 1 |
| Parking brake lever inoperative (1.1.6 (d)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Upper Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Obligatory mirror missing (3.3 (a)) | 1 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Offside Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Nearside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Rear Rear reflector missing |1.5.1a| | 1 |
| Offside Rear Rear reflector missing |1.5.1a| | 1 |
| Nearside Front Side repeater missing |1.4.A.2b| | 1 |
| Offside Front Side repeater missing |1.4.A.2b| | 1 |
| Steering locking device ineffective steering lock engaging before key is removed (2.1.3 (d)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 1 |
| Rear fog lamp tell tale missing |1.3.1b| | 1 |
| Offside Steering system fouling |2.2.D.2a| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Steering rack insecure |2.2.B.1a| | 1 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Offside Front Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Front fog lamp lens defective such that emitted light is adversely affected (4.5.1 (b) (ii)) | 1 |
| Nearside Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting sill (6.2.2 (d) (i)) | 1 |
| Offside Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting sill (6.2.2 (d) (i)) | 1 |
| Nearside Front Anti-roll bar damaged and seriously weakened (5.3.3 (b) (i)) | 1 |
| Offside Front Anti-roll bar likely to become detached (5.3.3 (a) (ii)) | 1 |
| Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Nearside Side repeater light intensity significantly reduced |4.4.3 |a|| | 1 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Power steering pipe/hose leaking (2.1.5 (a)) | 1 |
| Central Front Power steering pipe/hose leaking (2.1.5 (a)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 1 |
| Offside Rear fog lamp excessively deteriorated so that it is not visible from a reasonable distance |1.3.2d| | 1 |
| Offside Front Outer Direction indicator not working Wing or side indicator. (4.4.1 (a) (ii)) | 1 |
| Nearside Front Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) | 1 |
| Brake performance unable to be tested due to leaking pipe (1.2.1 (g)) | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Offside Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Centre Rear Brake hose excessively damaged |3.6.B.4d| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Lower Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Rear fog lamp obscured more than 50% |1.3.2c| | 1 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 1 |
| Seat belt anchorage prescribed area strength or continuity significantly reduced off side rear lower body corner / sill (7.1.1 (a) (i)) | 1 |
| Seat belt anchorage prescribed area strength or continuity significantly reduced rear of off side inner sill rusted through (7.1.1 (a) (i)) | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Steering wheel has excessive movement up and down (2.2.2 (a)) | 1 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt Upper arm. (5.3.4 (b) (ii)) | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Rear fog lamp switch inoperative (4.5.3 (a) (ii)) | 1 |
| Offside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Inner Front drive shaft coupling is insecure |2.5.C.1c| | 1 |
| Nearside Inner Front drive shaft coupling is excessively worn |2.5.C.1c| | 1 |
| Nearside Inner Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 1 |
| Nearside Front Steering system fouling |2.2.D.2a| | 1 |
| Offside Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Trailer electrical socket likely to become detached (4.10 (a) (ii)) | 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 Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp aim projected beam image is obviously incorrect both (4.1.2 (c)) | 1 |
| Exhaust system not adequately supported clamps missing and broken |7.1.1| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Front Lower Macpherson strut insecure |2.4.G.1| | 1 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp light source and lamp not compatible led bulb fitted (4.1.4 (c)) | 1 |
| Nearside Headlamp light source and lamp not compatible led bulb fitted (4.1.4 (c)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Nearside Rear Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Nearside Rear Service brake excessively binding hand brake lever into drum stiff (1.2.1 (f)) | 1 |
| Offside Front Inner Steering linkage fouling Fouling chassis due to excessive play (2.1.4 (a)) | 1 |
| Offside Front Inner Steering linkage insecure to the extent there is excessive movement at the mountings (2.1.3 (a) (ii)) | 1 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 1 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 1 |
| Nearside Headlamp has a product on the light source so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Headlamp has a product on the light source so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Nearside Rear Seat belt not functioning as intended (7.1.2 (c)) | 1 |
| Offside Rear Seat belt not functioning as intended (7.1.2 (c)) | 1 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Front Steering component fractured (2.1.3 (c) (i)) | 1 |
| Offside Front Steering component fractured (2.1.3 (c) (i)) | 1 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front 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 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 1 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover missing (5.3.4 (b) (ii)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits Exhaust leak (8.2.1.2 (c)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak Exhaust corroded & leaking at rear of silencer & loos further forward. (8.2.1.1 (b)) | 1 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Front Drag link end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 1 |
| Brake fluid contaminated (1.8 (a)) | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |