| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 39 |
| Registration plate lamp issues | 28 |
| Brake pipe excessively corroded | 26 |
| Parking brake: efficiency below requirements |3.7.B.7| | 23 |
| Windscreen wiper does not clear the windscreen effectively | 16 |
| Registration plate issues | 13 |
| Rear parking brake recording little or no effort | 12 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 7 |
| Brake hose excessively deteriorated | 7 |
| Offside Rear coil spring fractured |2.4.C.1a| | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 5 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| 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| | 4 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| 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| | 4 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Rear coil spring broken |2.4.C.1a| | 3 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Windscreen has damage | 3 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Brakes imbalanced across an axle | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Offside Rear coil spring cracked |2.4.C.1a| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Rear coil spring broken |2.4.C.1a| | 2 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 2 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Rear coil spring cracked |2.4.C.1a| | 2 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Brake performance not tested brake pipe leaking |3.7.A.1| | 1 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 1 |
| Nearside Front Lower Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Nearside Front Shock absorbers has a serious fluid leak | 1 |
| Fuel system component defective in the case of LPG/CNG/ LNG or hydrogen systems STRONG SMELL OF GAS INSIDE VEHICLE |6.1.3 |f|| | 1 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Horn not a continuous or uniform sound |1.6.2e| | 1 |
| Offside Front 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 has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Passenger`s seat insecure lower seat panel |6.2.A.1| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Fuel cap/sealing device mounting flange/sealing method defective |7.2.4c| | 1 |
| Centre Front Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Offside Front Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Exhaust engine idle speed too high |7.3.D.1| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Lower Suspension arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Fuel cap/sealing device missing |7.2.4a| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Front Road wheel cracked |4.2.A.1a| | 1 |
| Seat belt buckle missing Centre (7.1.2 (d)) | 1 |
| Rear Direction indicator incorrect colour Both (4.4.3 (a)) | 1 |
| Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Road wheel fractured inner rim (5.2.2 (a)) | 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 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Front Anti-roll bar pin or bush excessively worn Both (5.3.4 (a) (i)) | 1 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 1 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Brake hose has insufficient room to move | 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 Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Rear Road wheel fractured |5.2.2 |a|| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Rear brake binding | 1 |
| Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Vehicle Identification Number has more than one different number displayed |6.3.5.b| | 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 |
| Nearside Rear passenger seat cannot be secured in the upright position. |6.2.3| | 1 |
| Exhaust system not adequately supported backbox bracket |7.1.1| | 1 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 1 |
| Centre Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 1 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Wheel nut|s| loose |4.2.A.1e| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Nearside Front Lower 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 Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 1 |
| Front Position lamp adversely affected by the operation of another lamp front sidelights headlights and indicators malfunction (4.2.3 (c)) | 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 Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Upper 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 |
| Offside Front Lower 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 |
| Front Headlamp levelling device inoperative Detached (4.1.5 (a)) | 1 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Anti-roll bar attachment bracket/mounting insecure and impairing directional stability (5.3.3 (a) (ii)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front brake application uneven | 1 |
| front brakes release unevenly |3.7.B.4| | 1 |
| Front Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Upper Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Upper 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 Rear Service brake indicates brake bind |3.7.D.2a| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Offside Front Lower Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Main beam `tell-tale` not working |1.7.4c| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Offside Rear Wheel bolt|s| missing |4.2.A.1e| | 1 |
| Offside Front Outer Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 1 |
| Nearside Front Steering system fouling brake hose fouling rollbar |2.2.D.2a| | 1 |
| Offside Front Steering system fouling brake hose fouling rollbar |2.2.D.2a| | 1 |
| Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Nearside Outer Front Anti-roll bar ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 1 |
| Offside Front Direction indicator has less than 50% of the light sources illuminating |1.4.A.2c| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Nearside Outer 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 Outer 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 Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 1 |
| 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| | 1 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 1 |
| Offside Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |