| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 40 |
| Headlamp aim out of alignment | 28 |
| Service brake: efficiency below requirements |3.7.B.7| | 18 |
| Windscreen wiper does not clear the windscreen effectively | 15 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 14 |
| Brakes imbalanced across an axle | 13 |
| Brake pipe excessively corroded | 8 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Rear brake application uneven | 7 |
| Horn not working |1.6.2a| | 7 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Registration plate issues | 5 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Centre Exhaust mounting missing |7.1.1b| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 3 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 3 |
| All direction indicators not working (4.4.1 (a) (ii)) | 3 |
| Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Fuel pipe leaking |7.2.3| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Nearside Front Headlamp reflector seriously defective (4.1.1 (b) (ii)) | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Windscreen washer not working | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Rear Suspension system inoperative (5.3.5 (a)) | 2 |
| Emissions not tested (8.2.1.2 (d)) | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Bonnet retaining device ineffective |8.4.2| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Axle king pin is loose in the axle beam |2.5.A.3a| | 1 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Front Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 1 |
| Offside Front Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Offside Rear Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Windscreen has damage | 1 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Nearside Front Brake hose leaking |3.6.A.1| | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Headlamp not in good working order affecting the beam image |1.2.4a| | 1 |
| Nearside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded which significantly reduces the original strength |2.4.A.2| | 1 |
| Centre Front Seat belt locking mechanism does not secure or release |5.1.B.6a| | 1 |
| Exhaust emissions carbon monoxide content at idle excessive |6.4.2c| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |6.4.2b| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |6.4.2b| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |6.4.2b| | 1 |
| Exhaust mounting missing |7.1.1b| | 1 |
| Rear Fuel pipe leaking |7.2.3| | 1 |
| Centre Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Front Bonnet cannot be secured in the closed position |8.4.1| | 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 Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside front brake recording little or no effort |3.7.B.5a| | 1 |
| Brake has no servo assistance |3.3.B.2| | 1 |
| Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 1 |
| Offside Front Air suspension pipe leaking |2.4.D.2| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.0| | 1 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Electrical wiring insecure |1.9.2a| | 1 |
| Offside Front Electrical wiring insecure |1.9.2a| | 1 |
| Offside Rear Electrical wiring insecure |1.9.2a| | 1 |
| Electrical wiring insecure |1.9.2a| | 1 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 1 |
| Rear fog lamp switch insecure |1.3.1a| | 1 |
| Nearside Statutory seat belt missing |5.1.1| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Front Suspension component mounting prescribed area is deliberately modified which significantly reduces the original strength |2.4.A.3| | 1 |
| Windscreen wiper blade insecure | 1 |
| Nearside Front Road wheel badly damaged |4.2.A.1a| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Steering system excessively tight |2.2.D.1| | 1 |
| Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| Driver`s seat insecure |6.2.A.1| | 1 |
| Offside Rear Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 1 |
| Offside Rear Service brake grabbing severely |3.7.C.2| | 1 |
| Nearside Rear Service brake grabbing severely |3.7.C.2| | 1 |
| Rear brake binding | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Vehicle structure has a fracture which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Front Vehicle structure has a fracture which adversely affects braking or steering |6.1.A.1| | 1 |
| Steering column shaft locking device insecure |2.1.6| | 1 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Offside Front Steering box has excessive movement between sector shaft and the drop arm (2.1.3 (a) (ii)) | 1 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Offside Direction indicator not working Works intermittently (4.4.1 (a) (ii)) | 1 |
| Nearside Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced At front cross member (6.1.1 (c) (i)) | 1 |
| Offside Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced At front cross member (6.1.1 (c) (i)) | 1 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Battery insecure |1.9.1| | 1 |
| Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Nearside Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Nearside Front Passenger`s seat insecure NOT secured to floor |6.2.6 |a| |ii|| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Offside Front Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Fuel hose leaking |7.2.3| | 1 |
| Steering box insecure |2.2.B.1a| | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Offside Front Axle king pin is loose in the axle beam |2.5.A.3a| | 1 |
| Nearside Rear Lower Direction indicator not working |1.4.A.2c| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Front Power steering component|s| leaking from a failed seal |2.3.3b| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear Air suspension has no suspension movement |2.4.D.5| | 1 |
| Offside Rear Hydraulic brake cylinder leaking and braking performance affected (1.1.16 (b) (ii)) | 1 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 1 |
| Rear Brake valve leaking (1.1.7 (d) (i)) | 1 |
| Front Exhaust system insecure rubber mounting split (6.1.2 (a)) | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Rear Direction indicator excessively deteriorated so that it is not visible from a reasonable distance |1.4.A.2e| | 1 |
| Offside Rear Air suspension unit totally deflated |2.4.D.1a| | 1 |
| Nearside Rear Air suspension unit totally deflated |2.4.D.1a| | 1 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Nearside Upper Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 1 |
| Nearside Front Lower Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Lower Horn not working |1.6.2a| | 1 |
| Offside Front Upper Steering component mounting prescribed area is inadequately repaired |2.2.C.1h| | 1 |
| Nearside Front Upper Exhaust engine idle speed too high |7.3.A.2a| | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Steering box has relative movement between sector shaft and the drop arm (2.1.3 (a) (i)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| All position lamps light intensity significantly reduced ALL POSITION LAMPS NOT WORKING (4.2.3 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Nearside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Rear Axle has inadequate clearance with the bump stop |2.4.A.1a| | 1 |
| Electrical wiring inadequately supported |1.9.2a| | 1 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Brake pipe inadequately supported |3.6.B.1| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Front Position lamp not working Both side (4.2.1 (a) (ii)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Battery insecure |1.9.1| | 1 |
| Nearside Front Electrical wiring damaged, likely to cause a short |1.9.2b| | 1 |
| Offside Front Electrical wiring damaged, likely to cause a short |1.9.2b| | 1 |
| Nearside Front Body or chassis has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Front Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Exhaust emits visible black smoke at idle |7.3.A.2b| | 1 |
| Fuel hose leaking (6.1.3 (b) (i)) | 1 |
| Offside Front Road wheel badly distorted (5.2.2 (c) (i)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Headlamp does not operate immediately when selected on main beam |1.7.4a| | 1 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Lower Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Nearside Rear Upper Direction indicator not working |1.4.A.2c| | 1 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Brake cable has restricted free movement |3.5.1k| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |