| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 53 |
| Rear brake binding | 17 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 15 |
| Brakes imbalanced across an axle | 12 |
| Windscreen wiper does not clear the windscreen effectively | 12 |
| Offside Rear fog lamp not working |1.3.2b| | 11 |
| Nearside Stop lamp not working |1.2.1b| | 11 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 9 |
| Offside Stop lamp not working |1.2.1b| | 8 |
| Registration plate lamp issues | 8 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Rear Mechanical brake component has restricted free movement | 5 |
| Horn not working |1.6.2a| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Rear brake application uneven | 5 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Rear parking brake recording little or no effort | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 4 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 3 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 3 |
| Rear fog lamp tell tale not working |1.3.1b| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 3 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Registration plate issues | 2 |
| Windscreen has damage | 2 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 2 |
| Windscreen washer not working | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Rear Service brake grabbing severely |1.2.1 |c|| | 1 |
| Steering column movement between the shaft and steering wheel movement between steering shaft and box |2.1.2b| | 1 |
| Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Offside Front Fluid suspension unit leaking |2.4.D.2| | 1 |
| Offside Front brake disc contaminated by oil |3.5.1h| | 1 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Front Lower Front suspension has excessive play in a pin or bush of a lower wishbone inner bearing |2.5.B.1a| | 1 |
| Nearside Front Lower Front suspension has excessive play in a pin or bush of a lower wishbone inner bearing |2.5.B.1a| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Tie bar/rod attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Parking brake lever, pawl mechanism pivots or their associated mountings are insecure |3.1.4b| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Fuel cap/sealing device mounting flange/sealing method defective |7.2.4c| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Body or chassis is cracked, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Front Upper Front position lamp|s| not working |1.1.A.3b| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front Wheel nut|s| loose |4.2.A.1e| | 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 Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Offside Front Upper Shock absorber detached |2.7.2b| | 1 |
| Front brake application uneven | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Inner Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Front Fuel pipe leaking |7.2.3| | 1 |
| rear brake recording little or no effort |3.7.B.5a| | 1 |
| Battery insecure |1.9.1| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Dipswitch operation does not extinguish all main beam headlamps leaving at least one pair of dipped beam headlamps |1.7.4b| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Rear Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Parking |secondary brake| on a single line braking system imbalanced across an axle Axle 1 |1.3.1 |b| |i|| | 1 |
| Brake pedal anti-slip provision missing |1.1.2 |c|| | 1 |
| Headlamp not working on main beam |1.7.5a| | 1 |
| Parking brake lever ratchet not holding correctly |1.1.6 |a|| | 1 |
| Nearside Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 1 |
| Fuel pipe insecure |7.2.1| | 1 |
| Fuel system component insecure |7.2.1| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Nearside Front Steering pivot point has excessive play lower stub pin has excessive play |2.2.B.1g| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 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 component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 1 |
| Offside Front Wheel insecure |4.2.A.1c| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Windscreen wiper not working |3.4 |a|| | 1 |
| Front Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Rear fog lamp insecure |1.3.2a| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Nearside brake disc excessively pitted |3.5.1h| | 1 |
| Offside brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Rear fog lamp not working |1.3.2b| | 1 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Rear fog lamp tell-tale not working |4.9.1 |a| |ii|| | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Offside Rear Service brake lagging in operation (1.2.1 (d)) | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Rear Hydraulic fluid leaking excessively (8.4.1 (a) (i)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 1 |
| Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Steering column universal joint insecure (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 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Speedometer cannot be illuminated (7.8 (c) (ii)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Parking (secondary brake) on a single line braking system has inadequate effort at a wheel n/s and o/s (1.3.1 (a) (i)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Front Steering component mounting prescribed area is excessively corroded inner wing/Valance (2.1.2 (e) (i)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |