| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 15 |
| Parking brake: efficiency below requirements |3.7.B.7| | 14 |
| Windscreen wiper does not clear the windscreen effectively | 13 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 12 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 12 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 9 |
| Brakes imbalanced across an axle | 9 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 7 |
| Registration plate lamp issues | 7 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 5 |
| Registration plate issues | 5 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 5 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Brake pipe excessively corroded | 5 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 3 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 3 |
| Offside Steering rack gaiter split |2.2.D.2d| | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 2 |
| Offside Rear Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 2 |
| Horn not working |1.6.2a| | 2 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| rear brake recording little or no effort |3.7.B.5a| | 2 |
| Emissions unable to be completed (8.2.1.2 (d)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Exhaust carbon monoxide 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 not working |1.3.1b| | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength By axle bush mount (5.3.6 (a) (i)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp(s) all not working brake lights do not illuminate when the pedal is pressed but come on with position lamps (4.3.1 (a) (iii)) | 1 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 1 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 1 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength floor (5.3.6 (a) (i)) | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength floor (5.3.6 (a) (i)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength axel mount (5.3.6 (a) (i)) | 1 |
| Offside Seat belt anchorage prescribed area strength or continuity significantly reduced floor (7.1.1 (a) (i)) | 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 |
| Offside 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 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel both rear (1.3.1 (a) (i)) | 1 |
| Offside Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting inner sill (6.2.2 (d) (i)) | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Offside Seat belt anchorage prescribed area strength or continuity significantly reduced Corroded (7.1.1 (a) (i)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Rear Parking (secondary brake) on a single line braking system has no recorded effort at a wheel (1.3.1 (a) (ii)) | 1 |
| Nearside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 1 |
| Offside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 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 |
| Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Offside Front Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 1 |
| Nearside Front Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 1 |
| Nearside Front All direction indicators light intensity significantly reduced (4.4.3 (a)) | 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 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Exhaust catalytic converter missing where one was fitted as standard (8.2.2.1 (a)) | 1 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Power steering component|s| leaking |2.3.3b| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 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 Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Front All position lamps not working |1.1.A.3b| | 1 |
| Nearside Rear Outer Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Outer Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded chassis rail |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded chassis rail |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded chassis by exhaust mounting |2.4.A.3| | 1 |
| Front Exhaust has a major leak of exhaust gases downpipe |7.1.2| | 1 |
| Battery insecure |1.9.1| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded floor |2.4.A.3| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded floor |2.4.A.3| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 1 |
| Offside 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 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 Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Offside Front Brake pipe leaking on a hydraulic braking system pipe to rear base of bulkhead (1.1.11 (b) (ii)) | 1 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Front Seat belt anchorage prescribed area strength or continuity significantly reduced chassis corroded and holed within 30 cm prescribed area (7.1.1 (a) (i)) | 1 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced outer sill (6.1.1 (c) (i)) | 1 |
| Offside Inner Seat belt anchorage prescribed area strength or continuity significantly reduced sill (7.1.1 (a) (i)) | 1 |
| Offside Outer Seat belt anchorage prescribed area strength or continuity significantly reduced sill (7.1.1 (a) (i)) | 1 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Rear Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Inner Stop lamp not working |1.2.1b| | 1 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Steering rack gaiter missing or 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 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Oil leaking continuously from engine posing a serious risk to road safety (8.4.1 (a) (ii)) | 1 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering (6.1.1 (c) (ii)) | 1 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering (6.1.1 (c) (ii)) | 1 |
| Nearside Front Steering component mounting prescribed area is corroded to the extent that control of the vehicle is likely to be adversely affected (2.1.2 (e) (ii)) | 1 |
| Offside Front Steering component mounting prescribed area is corroded to the extent that control of the vehicle is likely to be adversely affected (2.1.2 (e) (ii)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Rear Anti-roll bar attachment bracket/mounting cracked |2.4.G.1| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Rear fog lamp adversely affected by the operation of another lamp |1.3.2f| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Lower Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced Offside lower sill (6.1.1 (c) (i)) | 1 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 1 |
| Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Front Service brake indicates brake bind |3.7.D.2a| | 1 |
| Rear Upper Tie bar/rod has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Suspension arm attachment bracket/mounting corroded and seriously weakened (5.3.3 (b) (i)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Offside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Front Lower Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Hydraulic brake cylinder leaking hydraulic fluid (1.1.16 (b) (i)) | 1 |
| Upper Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 1 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Offside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Nearside Seat belt anchorage prescribed area strength or continuity significantly reduced inner sill (7.1.1 (a) (i)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner wheel arch (5.3.6 (a) (i)) | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner wheel arch (5.3.6 (a) (i)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill (5.3.6 (a) (i)) | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill (5.3.6 (a) (i)) | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Rear brake disc excessively pitted |3.5.1h| | 1 |
| Rear Upper Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear brake binding | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Braking system leaking |3.6.A.1| | 1 |
| Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Front Service brake excessively binding + lower pad shim missing (1.2.1 (f)) | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings chassis rail |6.1.B.2| | 1 |
| Offside Rear Inner 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 Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Lower Suspension arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |