| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 83 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 31 |
| Registration plate lamp issues | 26 |
| Parking brake: efficiency below requirements |3.7.B.7| | 20 |
| Windscreen wiper does not clear the windscreen effectively | 19 |
| Rear brake binding | 17 |
| Horn not working |1.6.2a| | 13 |
| Brakes imbalanced across an axle | 13 |
| Rear parking brake recording little or no effort | 12 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 11 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 11 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 7 |
| Brake pipe excessively corroded | 6 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Windscreen washer not working | 6 |
| Horn not working (7.7 (a)) | 6 |
| Offside Front front brake binding |3.7.B.1| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Registration plate issues | 4 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 4 |
| Steering system excessively rough |2.2.D.1| | 4 |
| Offside Side repeater not working |1.4.A.2c| | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Front brake application uneven | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 3 |
| Offside Front coil spring fractured |2.4.C.1a| | 3 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Nearside Side repeater not working |1.4.A.2c| | 3 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Battery insecure |1.9.1| | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Bonnet cannot be secured in the closed position |8.4.1| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Driver`s seat insecure |6.2.A.1| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front coil spring cracked |2.4.C.1a| | 2 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside Rear coil spring fractured |2.4.C.1a| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 2 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Brake hose excessively deteriorated | 2 |
| Nearside Rear Fuel system component leaking |7.2.3| | 2 |
| Offside Front Upper Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Rear brake application uneven | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 2 |
| Steering system excessively tight |2.2.D.1| | 2 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Rear front brake binding |3.7.B.1| | 1 |
| Nearside Rear front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Rear brake disc excessively pitted |3.5.1h| | 1 |
| Steering column universal joint is excessively deteriorated |2.1.5| | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| Offside Obligatory mirror insecure |8.1.1| | 1 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Rear Fuel system component leaking |7.2.3| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Front front brakes release unevenly |3.7.B.4| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Offside Front Lower Steering column universal joint has excessive play |2.1.5| | 1 |
| Front Headlamp adversely affected by the operation of another lamp |1.7.5c| | 1 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Headlamp aim beam image too far to the left |1.6.B4| | 1 |
| Fuel cap/sealing device mounting flange/sealing method defective |7.2.4c| | 1 |
| Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Front Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Body or chassis has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Rear Fuel pipe leaking |7.2.3| | 1 |
| Emissions not tested due to car not starting |8.2.1.2 |d|| | 1 |
| Parking brake lever inoperative |1.1.6 |d|| | 1 |
| Nearside Front Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Rear Upper 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 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Lower Steering column universal joint has excessive play |2.1.5| | 1 |
| Nearside Front coil spring fractured |2.4.C.1a| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Rear Fuel system component insecure |7.2.1| | 1 |
| Brake has no servo assistance |3.3.B.2| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Nearside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Fuel system component insecure |7.2.1| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front coil spring cracked |2.4.C.1a| | 1 |
| Nearside Front coil spring broken |2.4.C.1a| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Outer Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Offside Front Outer Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Main beam `tell-tale` not working |1.7.4c| | 1 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing Drivers seat where belt goes through carpet area at sill |5.2.2a| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Nearside Front Leaf spring fractured |2.4.B.1a| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Rear Vehicle structure is cracked, seriously affecting its strength within 30cm of the body mountings sub frame to body mounting |6.1.B.2| | 1 |
| Nearside Rear Vehicle structure is cracked, seriously affecting its strength within 30cm of the body mountings sub frame to body mount |6.1.B.2| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Rear brake disc contaminated by oil |3.5.1h| | 1 |
| Nearside Inner Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Inner Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Outer Headlamp not working on main beam |1.7.5a| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Front Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 1 |
| Steering column shaft has excessive end float |2.1.3| | 1 |
| Steering column top bearing excessively worn |2.1.2c| | 1 |
| Exhaust engine idle speed too high |7.3.A.2a| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Rear Wheel nut|s| loose |4.2.A.1e| | 1 |
| Fuel hose leaking At pump area |7.2.3| | 1 |
| Offside Headlamp aim beam image obviously incorrect Reflective peeled |1.8.A.1b| | 1 |
| Offside Front Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover missing |2.4.G.2| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover missing |2.4.G.2| | 1 |
| Nearside Front Upper Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Front Sub-frame attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Front Upper Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside front brake juddering severely |3.7.A.2b| | 1 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Front Upper Suspension component ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Offside Front Upper Suspension component ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Offside Rear Tie bar/rod attachment bracket/mounting cracked |2.4.G.1| | 1 |
| Steering column retaining device insecure |2.1.6| | 1 |
| Nearside Front Hydraulic brake cylinder insecurely mounted |3.6.A.2a| | 1 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Passenger`s seat insecure |6.2.A.1| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Exhaust emissions hydrocarbon content excessive 1976ppm |7.3.B.1b| | 1 |
| Offside Front coil spring broken |2.4.C.1a| | 1 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Front Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Obligatory mirror missing |8.1.1| | 1 |
| Offside Front Headlamp not in good working order |not working| |1.2.4a| | 1 |
| Nearside Front An item not tested |Manual| | 1 |
| Offside Front An item not tested |Manual| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 1 |
| Nearside rear brakes release unevenly |3.7.B.4| | 1 |
| rear parking |secondary| brakes imbalanced | 1 |
| Front Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 1 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 1 |
| Offside Front Upper Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Steering system fouling |2.2.D.2a| | 1 |
| Offside Front Steering system fouling |2.2.D.2a| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Fuel hose leaking |7.2.3| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Nearside 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 wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Central Exhaust has a major leak of exhaust gases flange to front pipe split (6.1.2 (a)) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Lower Shock absorbers insecurely attached bolt loose (5.3.2 (a) (i)) | 1 |
| Offside Rear fog lamp not working (1.3.2b) | 1 |
| Nearside Rear brake disc excessively pitted (3.5.1h) | 1 |
| Offside Rear brake disc excessively pitted (3.5.1h) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 1 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Rear Service brake lagging in operation (1.2.1 (d)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Offside Front Position lamp not working side light (4.2.1 (a) (ii)) | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp missing (4.1.1 (a) (ii)) | 1 |
| Fuel pipe union leaking Around fuel pump (6.1.3 (b) (i)) | 1 |
| Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt Both (5.3.4 (b) (ii)) | 1 |
| Nearside Front Position lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 1 |
| Steering system excessively rough (2.1.1 (a)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect No pattern at all (4.1.2 (c)) | 1 |
| Nearside Front Headlamp are incorrectly positioned Pop up headlamp not functioning at all when operated (4.1.4 (a)) | 1 |
| Nearside Headlamp aim not tested Due to stated defects (4.1.2 (b)) | 1 |
| Emissions not tested Coolant leak (8.2.1.2 (d)) | 1 |
| Offside Rear Outer Drive shaft securing bolt missing (6.1.7 (a) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Position lamp not working replaced bulb (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Service brake excessively binding both (1.2.1 (f)) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Brake pipe likely to become detached or damaged brake pipe touching strut on full lock (1.1.11 (d) (ii)) | 1 |
| Nearside Front Brake pipe likely to become detached or damaged brake pipe touching strut on full lock (1.1.11 (d) (ii)) | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Offside Front Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases silencer (6.1.2 (a)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Offside Front Upper Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Parking (secondary brake) on a single line braking system grabbing severely (1.3.1 (c)) | 1 |