| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 142 |
| Registration plate lamp issues | 101 |
| Windscreen wiper does not clear the windscreen effectively | 81 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 50 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 45 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 45 |
| Brake hose excessively deteriorated | 43 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 41 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 39 |
| Front brake disc in such a condition that it is seriously weakened | 36 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 36 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 36 |
| Nearside Stop lamp not working |1.2.1b| | 32 |
| Brake load sensing valve linkage seized |3.6.E.3| | 28 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 28 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 28 |
| Offside Stop lamp not working |1.2.1b| | 28 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 27 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 27 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 26 |
| Emissions not tested |7.0| | 26 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 24 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 23 |
| Brakes imbalanced across an axle | 23 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 23 |
| Brake pipe excessively corroded | 23 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 22 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 22 |
| Service brake: efficiency below requirements |3.7.B.7| | 19 |
| Parking brake: efficiency below requirements |3.7.B.7| | 19 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 19 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Rear brake application uneven | 18 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Registration plate issues | 16 |
| Offside Rear fog lamp not working |1.3.2b| | 15 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 15 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Rear parking brake recording little or no effort | 11 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Offside Rear Stop lamp not working |1.2.1b| | 10 |
| Windscreen has damage | 10 |
| Nearside Rear Stop lamp not working |1.2.1b| | 10 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 9 |
| Rear brake binding | 9 |
| Centre Exhaust system not adequately supported |7.1.1| | 9 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 8 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 8 |
| Nearside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Horn not working |1.6.2a| | 7 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 7 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 6 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 6 |
| Offside Rear Braking system leaking |3.6.A.1| | 6 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Brake performance not tested |3.7.A.1| | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 5 |
| Windscreen wiper blade insecure | 5 |
| Front brake application uneven | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 5 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 4 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 4 |
| Nearside Rear Braking system leaking |3.6.A.1| | 4 |
| Nearside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Headlamp aim not tested |1.8.A.1c| | 4 |
| Centre Rear Statutory seat belt missing |5.1.1| | 4 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 4 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front brake disc excessively pitted |3.5.1h| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Offside Rear Rear passenger seat cannot be secured in the upright position. |6.2.3| | 3 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 3 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Offside Ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Rear fog lamp tell tale not working |1.3.1b| | 3 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 3 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 3 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Rear Rear fog lamp not working |1.3.2b| | 3 |
| Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 3 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Rear Brake load sensing valve linkage seized |3.6.E.3| | 3 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Indicator switch faulty |1.4.A.1| | 3 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 3 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Nearside Rear position lamp|s| incomplete |1.1.4a| | 3 |
| Brake pedal spongy |3.3.B.1b| | 3 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 3 |
| Offside Inner Ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 3 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Rear Brake valve leaking |3.6.A.1| | 3 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 3 |
| Offside Rear Statutory seat belt missing |5.1.1| | 3 |
| Offside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 3 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Nearside Ball joint has excessive play |2.2.B.1f| | 2 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 2 |
| Offside Rear Coil spring not correctly located |2.4.C.2| | 2 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 2 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Rear Passenger`s seat insecure |6.2.A.1| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 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 Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Exhaust engine idle speed too high |7.3.D.1| | 2 |
| Front brake disc excessively scored |3.5.1h| | 2 |
| front brake juddering severely |3.7.A.2b| | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Suspension arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Rear Suspension arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 2 |
| Braking system leaking |3.6.A.1| | 2 |
| Nearside Rear Rear passenger seat cannot be secured in the upright position. |6.2.3| | 2 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Obligatory mirror insecure |8.1.1| | 2 |
| Offside Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 2 |
| Offside Steering rack damaged and unserviceable |2.2.C.1d| | 2 |
| Rear Braking system leaking |3.6.A.1| | 2 |
| Offside Front brake disc excessively scored |3.5.1h| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Brake load sensing valve linkage obviously incorrectly adjusted |3.6.E.3| | 2 |
| Nearside front brake juddering severely |3.7.A.2b| | 2 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 2 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Brake valve has an excessive discharge of oil |3.6.E.1| | 2 |
| Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Power steering pipe|s| or hose|s| fouling other parts of the vehicle |2.3.2| | 2 |
| Offside front brake juddering severely |3.7.A.2b| | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 2 |
| Nearside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Front Wheel bolt|s| missing |4.2.A.1e| | 2 |
| Rear Wheel bolt|s| missing |4.2.A.1e| | 2 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 2 |
| Nearside Front Macpherson strut upper support bearing is stiff in operation |2.5.B.1b| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Brake valve leaking |3.6.A.1| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Brake load sensing valve seized |3.6.E.3| | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 2 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Nearside Inner Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front All position lamps not working |1.1.A.3b| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Offside passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 2 |