| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 86 |
| Headlamp aim out of alignment | 71 |
| Parking brake: efficiency below requirements |3.7.B.7| | 65 |
| Brake pipe excessively corroded | 57 |
| Registration plate lamp issues | 56 |
| Service brake: efficiency below requirements |3.7.B.7| | 53 |
| Brake hose excessively deteriorated | 45 |
| Brakes imbalanced across an axle | 41 |
| Rear parking brake recording little or no effort | 30 |
| Offside Rear fog lamp not working |1.3.2b| | 30 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 30 |
| Registration plate issues | 24 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 22 |
| Rear fog lamp not working |1.3.2b| | 21 |
| Horn not working |1.6.2a| | 19 |
| Rear brake binding | 18 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Nearside front brake binding |3.7.B.1| | 14 |
| Offside front brake binding |3.7.B.1| | 13 |
| Rear fog lamp tell tale not working |1.3.1b| | 12 |
| Brake load sensing valve linkage seized |3.6.E.3| | 12 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Brake load sensing valve seized |3.6.E.3| | 11 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Rear brake application uneven | 10 |
| Battery insecure |1.9.1| | 10 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 10 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 10 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 9 |
| Nearside Stop lamp not working |1.2.1b| | 9 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 8 |
| Offside Stop lamp not working |1.2.1b| | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 8 |
| Brake hose damaged | 8 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 7 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 7 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Offside Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 6 |
| Nearside Headlamp not working on main beam |1.7.5a| | 6 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 6 |
| Front brake application uneven | 6 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Windscreen washer not working | 6 |
| Offside Front front brake binding |3.7.B.1| | 6 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 6 |
| Hazard warning switch faulty |1.4.B.1d| | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 5 |
| Mechanical brake component has restricted free movement | 5 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 5 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 5 |
| Direction indicators not working |1.4.A.2c| | 4 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 4 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Front Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Driver`s seat fore and aft adjustment mechanism not functioning as intended. |6.2.A.3| | 4 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 4 |
| Position lamp switch faulty |1.1.A.1| | 4 |
| An item not tested |Manual| | 4 |
| Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 4 |
| Windscreen has damage | 4 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Brake performance not tested |3.7.A.1| | 4 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Front front brake binding |3.7.B.1| | 4 |
| Horn sounds harsh or grating |1.6.2e| | 3 |
| Nearside Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 3 |
| Offside Rear fog lamp missing |1.3.2a| | 3 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| 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| | 3 |
| Driver`s seat insecure |6.2.A.1| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Emissions not tested |7.3.A.1| | 3 |
| Hazard warning lamps inoperative |1.4.B.1b| | 3 |
| Nearside Rear Braking system leaking |3.6.A.1| | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Rear Braking system leaking |3.6.A.1| | 3 |
| Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Fuel hose leaking |7.2.3| | 3 |
| Speedometer cannot be illuminated. |6.7.3| | 3 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Centre Front Statutory seat belt missing |5.1.1| | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Brake pedal spongy |3.3.B.1b| | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 3 |
| Brake valve leaking |3.6.A.1| | 3 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Nearside Rear Leaf spring deteriorated and seriously weakened |2.4.B.1a| | 2 |
| Offside Rear Leaf spring deteriorated and seriously weakened |2.4.B.1a| | 2 |
| Emissions not tested |7.0| | 2 |
| Rear Exhaust has a part missing |7.1.1a| | 2 |
| Indicator tell tale inoperative |1.4.A.2a| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Rear fog lamp insecure |1.3.2a| | 2 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 2 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Rear Braking system leaking |3.6.A.1| | 2 |
| Main beam `tell-tale` not working |1.7.4c| | 2 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Rear fog lamp obscured more than 50% |1.3.2c| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Nearside Rear Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Brake servo leaking |3.6.C.1c| | 2 |
| front brake binding |3.7.B.1| | 2 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Nearside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 2 |
| Horn not a continuous or uniform sound |1.6.2e| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Fuel system component insecure |7.2.1| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Upper Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 2 |
| Offside Front Braking system leaking |3.6.A.1| | 2 |
| Nearside Front Statutory seat belt missing |5.1.1| | 2 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Parking brake lever is impeded in its travel |3.1.6c| | 2 |
| Parking brake lever is fouling adjacent parts of the vehicle |3.1.6b| | 2 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Brake hose has insufficient room to move | 2 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 2 |
| Brake load sensing valve seized and ABS not fitted or inoperative (1.1.17 (c) (ii)) | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Rear fog lamp missing |1.3.2a| | 2 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Obligatory mirror missing |8.1.1| | 2 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Rear Leaf spring to axle securing bolt insecure |2.4.B.7b| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Brake rod excessively damaged and seriously weakened |3.5.1e| | 2 |
| Nearside Side repeater incomplete |1.5.A1b| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Rear Fuel hose leaking |7.2.3| | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Centre Statutory seat belt missing |5.1.1| | 2 |
| Horn not working (7.7 (a)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Nearside Front Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |