| Most common failures | No# failures |
|---|
| Brakes imbalanced across an axle | 28 |
| Headlamp aim out of alignment | 22 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 22 |
| Rear brake binding | 10 |
| Offside Rear fog lamp not working |1.3.2b| | 9 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 9 |
| Offside Stop lamp not working |1.2.1b| | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 8 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 7 |
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Registration plate lamp issues | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Rear parking brake recording little or no effort | 4 |
| Rear brake application uneven | 4 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Centre Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 3 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Rear Brake hose bulging under pressure |3.6.B.3| | 2 |
| Nearside Front brake disc contaminated by oil |3.5.1h| | 2 |
| Offside Front brake disc contaminated by oil |3.5.1h| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Front front brake juddering severely |3.7.A.2b| | 2 |
| Offside Front Lower Axle swivel joint has excessive movement between a swivel joint and its housing |2.5.A.1b| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Rear Wheel insecure |4.2.A.1c| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Brake pedal anti-slip provision missing |1.1.2 |c|| | 2 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 2 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Offside Rear front brake binding |3.7.B.1| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Windscreen washer not working | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Windscreen has damage | 1 |
| Nearside Front Brake hose leaking |3.6.A.1| | 1 |
| Offside Front Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Offside Front Drag link end loose |2.2.B.1d| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Drag link end loose |2.2.B.1d| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Inner Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Outer 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 Outer Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Registration plate issues | 1 |
| Nearside Front Front suspension retaining device ineffective |2.5.A.4| | 1 |
| Offside Front brake disc excessively scored |3.5.1h| | 1 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 1 |
| Brake hydraulic reservoir fluid level below minimum level ***EMPTY*** |3.6.G.1b| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Nearside Rear Leaf spring to axle securing nut insecure |2.4.B.7b| | 1 |
| Nearside front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Steering column top bearing excessively worn |2.1.2c| | 1 |
| Nearside Front Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front 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 Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Brake fluid contaminated |1.8 |a|| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Nearside Front Wheel nut|s| loose |4.2.A.1e| | 1 |
| Offside Front Wheel nut|s| loose |4.2.A.1e| | 1 |
| Nearside Rear Wheel nut|s| loose |4.2.A.1e| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Outer Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Outer Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Horn not working |1.6.2a| | 1 |
| Front Exhaust has a major leak of exhaust gases down pipe peppered with holes |7.1.2| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Offside Parking brake recording little or no effort |3.7.D.3a| | 1 |
| Offside Front Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Nearside Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Nearside Inner Steering linkage ball joint ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Offside Inner Steering linkage ball joint ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt Box arm joint |2.1.3 |g| |ii|| | 1 |
| Nearside front brake binding |3.7.B.1| | 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 |
| Central Brake pedal anti-slip provision missing |1.1.2 |c|| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 1 |
| Nearside Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Front brake disc contaminated by grease |3.5.1h| | 1 |
| Power steering component|s| leaking |2.3.3b| | 1 |
| Nearside Rear front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Offside Rear front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Steering system has a road wheel fouling a part of the vehicle |2.2.D.2a| | 1 |
| Nearside Front Stop lamp not working |1.2.1b| | 1 |
| Offside Front Lower Axle swivel joint has excessive play in a swivel pin |2.5.A.3b| | 1 |
| Nearside Rear All position lamps not working |1.1.A.3b| | 1 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 1 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Inner Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Lower Axle swivel joint has excessive movement between a swivel joint and its housing |2.5.A.1b| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| front brake recording little or no effort |3.7.B.5a| | 1 |
| Parking brake lever pawl spring does not push the pawl positively into the ratchet teeth |3.1.5| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Nearside Front Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Offside Front Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 1 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Front Brake disc contaminated Contaminated with Grease |1.1.14 |b|| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Front Service brake imbalanced across an axle (1.2.1 (b) (i)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Headlamp not working on dipped beam keeps flicking on/off (4.1.1 (a) (ii)) | 1 |
| Offside Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Steering linkage ball joint ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Parking brake inoperative on one side low reading (1.4.1 (a)) | 1 |
| Offside Rear Service brake lagging in operation very low 85% out (1.2.1 (d)) | 1 |
| Nearside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Offside Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Parking brake lever ratchet not holding correctly unable to lock in position (1.1.6 (a)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Axle king pin is loose in the axle beam (5.1.2 (d) (i)) | 1 |
| Steering wheel spokes fractured (2.2.1 (c) (i)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Steering column has excessive movement up and down (2.2.2 (a)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Rear fog lamp missing (4.5.1 (a) (ii)) | 1 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Track rod end ball joint has excessive play drop arm (2.1.3 (b) (i)) | 1 |
| Nearside Front Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Offside Front Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 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 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |