| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 35 |
| Windscreen wiper does not clear the windscreen effectively | 27 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 17 |
| Brake pipe excessively corroded | 14 |
| Registration plate lamp issues | 13 |
| Parking brake: efficiency below requirements |3.7.B.7| | 11 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 10 |
| Service brake: efficiency below requirements |3.7.B.7| | 9 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 8 |
| Registration plate issues | 7 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Nearside Stop lamp not working |1.2.1b| | 6 |
| Rear parking brake recording little or no effort | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 5 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 4 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 4 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Steering rack gaiter split |2.2.D.2d| | 3 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Offside Rear fog lamp does not emit a steady red light |1.3.2e| | 2 |
| Rear fog lamp tell tale missing |1.3.1b| | 2 |
| Front Exhaust system not adequately supported |7.1.1| | 2 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Brakes imbalanced across an axle | 2 |
| Exhaust engine idle speed too high |7.3.D.1| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Rear fog lamp switch missing |1.3.1a| | 2 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Brake hose excessively deteriorated | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Headlamp aim not tested |1.8.A.1c| | 2 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 2 |
| Emissions not tested |7.0| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Nearside Brake pipe inadequately supported |3.6.B.1| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 2 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Leaf spring fractured |2.4.B.1a| | 1 |
| Offside Leaf spring fractured |2.4.B.1a| | 1 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Rear fog lamp missing |1.3.2a| | 1 |
| Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Side repeater missing |1.4.A.2b| | 1 |
| Nearside Rear Anti-roll bar linkage missing |2.4.G.1| | 1 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Front Side repeater obscured more than 50% |1.4.A.2d| | 1 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front Anti-lock braking system component missing |3.4.2| | 1 |
| Nearside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 1 |
| Offside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 1 |
| Nearside Front coil spring broken |2.4.C.1a| | 1 |
| Windscreen washer not working | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Offside Front Power steering component leaking steering box (2.1.5 (a)) | 1 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Rear Seat belt anchorage prescribed area strength or continuity significantly reduced inner wheel arch (7.1.1 (a) (i)) | 1 |
| Offside Rear Seat belt anchorage prescribed area strength or continuity significantly reduced inner wheel arch (7.1.1 (a) (i)) | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Brake hose twisted |3.6.B.4c| | 1 |
| Lower Suspension arm has excessive play in a pin/bush n/s and o/s rear |2.4.G.2| | 1 |
| Nearside Rear Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Suspension arm corroded and seriously weakened n/s and o/s rear |2.4.G.1| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 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 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Outer Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Power steering pump drive system defective |2.3.6| | 1 |
| Battery insecure |1.9.1| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 1 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 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 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 1 |
| Nearside Inner Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Front Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Offside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 1 |
| Rear passenger door does not latch securely closed |6.2.B.1a| | 1 |
| Centre Rear Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Rear fog lamp obviously incorrectly positioned |1.3.2a| | 1 |
| Windscreen wiper blade insecure | 1 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Offside Front Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 1 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 1 |
| Steering rack insecure |2.2.B.1a| | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect Product on lens (4.1.2 (c)) | 1 |
| Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 1 |
| Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Obligatory mirror insecure |8.1.1| | 1 |
| Front Direction indicators not in good working order |function impaired| |1.5.A1b| | 1 |
| rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Front Statutory seat belt missing |5.1.1| | 1 |
| Offside Front Headlamps matched pair are not the same colour |1.7.6| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 1 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Anti-roll bar worn and seriously weakened |2.4.G.1| | 1 |
| Offside Rear Anti-roll bar worn and seriously weakened |2.4.G.1| | 1 |
| Nearside Rear Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 1 |
| Offside Rear Statutory seat belt missing |5.1.1| | 1 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Vehicle structure has damage which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Rear Rear fog lamp insecure |1.3.2a| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Front Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 1 |
| Emission control equipment missing where fitted as standard Catalytic converter missing (8.2.1.1 (a)) | 1 |
| Nearside Front Headlamp has a product on the lens 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 Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Centre Exhaust mounting missing |7.1.1b| | 1 |
| Offside Rear fog lamp insecure |1.3.2a| | 1 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Centre Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Front Anti-roll bar linkage missing |2.4.G.1| | 1 |
| Nearside Inner Stop lamp not working |1.2.1b| | 1 |
| Front Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Rear Rear fog lamp excessively deteriorated so that it is not visible from a reasonable distance |1.3.2d| | 1 |
| Offside Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Front front brake juddering severely |3.7.A.2b| | 1 |
| Offside Front front brake juddering severely |3.7.A.2b| | 1 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Anti-roll bar pin or bush excessively worn both rear inners (5.3.4 (a) (i)) | 1 |
| Nearside Rear Anti-roll bar ball joint likely to become detached loose bolt, (5.3.4 (a) (ii)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Rear Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Rear Brake hose excessively twisted and rubbing on leg (1.1.12 (b) (ii)) | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Rear Anti-roll bar linkage fractured |5.3.3 |b| |ii|| | 1 |
| Offside Rear Anti-roll bar linkage fractured |5.3.3 |b| |ii|| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded suspension arm |2.4.A.3| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Rear Rear fog lamp insecure |1.3.2a| | 1 |
| Rear Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 1 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Brake hose has insufficient room to move | 1 |
| Centre Front Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Nearside Rear Suspension component mounting prescribed area is fractured |2.4.A.3| | 1 |
| Nearside Rear Shock absorber insecure |2.7.2b| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Nearside Front Inner Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Subframe mounting prescribed area is excessively corroded outrigger |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded jacking area |2.4.A.3| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Position lamp not working both front (4.2.1 (a) (ii)) | 1 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Anti-roll bar ball joint excessively worn both rear (5.3.4 (a) (i)) | 1 |
| Emissions not tested because of exessive blue smoke (8.2.1.2 (d)) | 1 |
| Nearside coil spring broken |2.4.C.1a| | 1 |
| Nearside Obligatory mirror does not provide a view to the rear |8.1.2b| | 1 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 1 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 1 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |