| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 15 |
| Headlamp aim out of alignment | 14 |
| Parking brake: efficiency below requirements |3.7.B.7| | 11 |
| Registration plate lamp issues | 8 |
| Rear parking brake recording little or no effort | 5 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Brake hose excessively deteriorated | 2 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Offside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Wheel stud|s| missing |4.2.A.1e| | 1 |
| Nearside Rear Suspension arm insecure |2.4.G.1| | 1 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 1 |
| Front suspension has excessive movement at wishbone bearing |2.5.A.1c| | 1 |
| Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 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 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear coil spring fractured |2.4.C.1a| | 1 |
| Nearside Outer Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Outer Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.0| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| 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| | 1 |
| Nearside Front 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 Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Front Front position lamp|s| not working sidelamp flashing |1.1.A.3b| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering body sill around frontjacking point |6.1.A.1| | 1 |
| Central Rear Exhaust has a major leak of exhaust gases silencer cracked and leaking |7.1.2| | 1 |
| Rear Fuel hose insecure tank filler neck pipe |7.2.1| | 1 |
| rear parking |secondary| brakes imbalanced | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Brakes imbalanced across an axle | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Direction indicator incorrect colour both front and rear |4.4.3 |a|| | 1 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Front Position lamp not working both side`s |4.2.1 |a| |ii|| | 1 |
| Offside Front Anti-roll bar pin or bush excessively worn D Bush |5.3.4 |a| |i|| | 1 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Front Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Offside Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Rear coil spring broken |2.4.C.1a| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Front All position lamps adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 1 |
| Offside Rear Wheel stud|s| missing |4.2.A.1e| | 1 |
| Offside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Nearside Front Suspension arm pin or bush excessively worn Rear bush (5.3.4 (a) (i)) | 1 |
| Offside Front Suspension arm pin or bush excessively worn Rear bush (5.3.4 (a) (i)) | 1 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust hydrocarbon content after 2nd fast 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 |