| Most common failures | No# failures |
|---|
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 21 |
| Rear parking brake recording little or no effort | 19 |
| Headlamp aim out of alignment | 16 |
| Horn not working |1.6.2a| | 15 |
| Brakes imbalanced across an axle | 15 |
| Parking brake: efficiency below requirements |3.7.B.7| | 15 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 14 |
| Rear brake binding | 12 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Registration plate issues | 8 |
| Registration plate lamp issues | 7 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Direction indicators not working |1.4.A.2c| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Rear brake application uneven | 5 |
| Nearside front brake binding |3.7.B.1| | 5 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 4 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside front brake binding |3.7.B.1| | 4 |
| Windscreen washer not working | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Steering system excessively tight |2.2.D.1| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Nearside Front Wheel insecure |4.2.A.1c| | 2 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 2 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 2 |
| Parking brake lever pawl spring does not push the pawl positively into the ratchet teeth |3.1.5| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 2 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Brake hose has insufficient room to move | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 2 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Rear Wheel insecure |4.2.A.1c| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Offside Front brake disc contaminated by oil |3.5.1h| | 2 |
| Indicator switch faulty |1.4.A.1| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Steering column top bearing excessively worn |2.1.2c| | 2 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Headlamp switch faulty |1.7.1| | 2 |
| Nearside Rear Road wheel fixing loose |5.2.1 |a| |i|| | 1 |
| Offside Rear Road wheel fixing loose |5.2.1 |a| |i|| | 1 |
| Nearside Rear Upper Shock absorbers insecurely attached NUT NOT FULLY TIGHTEND TO LOCKING DEVICE |5.3.2 |a| |i|| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Electrical wiring insecure wheel arch |1.9.2a| | 1 |
| Offside Front Electrical wiring insecure wheel arch |1.9.2a| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Steering locking device missing |2.2.C.1g| | 1 |
| Offside Rear Shock absorber insecure |2.7.2b| | 1 |
| Nearside Front Steering system has a road wheel fouling a part of the vehicle |2.2.D.2a| | 1 |
| Offside Rear Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 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 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Parking brake lever releases when knocked |3.1.6a| | 1 |
| Offside Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Lower Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Offside Front Lower Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Nearside Rear front brake binding |3.7.B.1| | 1 |
| Exhaust system not adequately supported middle mount |7.1.1| | 1 |
| Rear Wheel nut|s| loose |4.2.A.1e| | 1 |
| Centre Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Suspension unit leaking oil on brake disc |5.3.5 |c|| | 1 |
| Nearside Front Suspension unit leaking |5.3.5 |c|| | 1 |
| Offside Front Steering system lock to lock check twists a brake hose |2.2.D.2b| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Exhaust engine idle speed too high |7.3.A.2a| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Brake pedal operating lever not secure to the pedal |3.3.A.1c| | 1 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 1 |
| Position lamp switch faulty |1.1.A.1| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Axle swivel joint has excessive play in a swivel pin |2.5.A.3b| | 1 |
| Service brake excessively binding all brakes binding |1.2.1 |f|| | 1 |
| Centre Obligatory mirror missing |8.1.1| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear 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 off |1.4.B.1f| | 1 |
| Nearside Rear wheel cylinder has restricted free movement |3.5.1k| | 1 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Fuel tank insecure |6.1.3 |a| |i|| | 1 |
| Parking |secondary brake| on a single line braking system has inadequate effort at a wheel both |1.3.1 |a| |i|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded chassis |2.4.A.3| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded chassis |2.4.A.3| | 1 |
| Rear fog lamp missing |1.3.2a| | 1 |
| Offside Vehicle structure has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Driver`s door hinge insecure |6.2.B.2| | 1 |
| Front passenger door hinge insecure |6.2.B.2| | 1 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Outer Vehicle structure is cracked, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Front Wheel insecure |4.2.A.1c| | 1 |
| Offside Outer Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Front Tie bar/rod locating pin insecure |2.4.G.3a| | 1 |
| Offside Front Lower Axle swivel joint has excessive movement between a swivel joint and its housing |2.5.A.1b| | 1 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Inner Obligatory mirror missing |8.1.1| | 1 |
| Nearside Front Trailing arm insecure |2.4.G.1| | 1 |
| Nearside Direction indicators not in good working order |function impaired| |1.5.A1b| | 1 |
| Offside Direction indicators not in good working order |function impaired| |1.5.A1b| | 1 |
| Nearside Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Offside Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Position lamp switch does not operate in accordance with the requirements |4.2.2 |a|| | 1 |
| Position lamp switch insecure |4.2.2 |b|| | 1 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| All position lamps not working |4.2.1 |a|| | 1 |
| Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Inner Front Position lamp switch faulty |1.1.A.1| | 1 |
| Front brake disc contaminated by oil |3.5.1h| | 1 |
| Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Front Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Windscreen wiper not operating automatically when switched on Not working |8.2.1b| | 1 |
| Stop lamp not working Both |1.2.1b| | 1 |
| Centre Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside brake disc contaminated by brake fluid |3.5.1h| | 1 |
| Offside brake disc contaminated by brake fluid |3.5.1h| | 1 |
| Fuel cap/sealing device sealing washer torn |7.2.4c| | 1 |
| Offside Front Upper Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Direction indicators not working |1.4.A.2c| | 1 |
| Offside Direction indicators not working |1.4.A.2c| | 1 |
| Offside Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Nearside Rear Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Brake hose leaking on a hydraulic braking system |1.1.12 |c| |ii|| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front Brake hose leaking |3.6.A.1| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Vehicle structure has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Front Fuel hose leaking |7.2.3| | 1 |
| Exhaust emissions carbon monoxide content excessive see attached sheet |7.3.B.1a| | 1 |
| rear brake excessively fluctuating |3.7.B.3| | 1 |
| Front position lamp|s| not working both lamps |1.1.A.3b| | 1 |
| front brake binding |3.7.B.1| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Rear Exhaust has a part missing |7.1.1a| | 1 |
| Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Offside Front Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 1 |
| Nearside Rear Hydraulic brake cylinder leaking hydraulic fluid |1.1.16 |b| |i|| | 1 |
| Front Position lamp not working |4.2.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a| |ii|| | 1 |
| Offside Rear Fuel system component leaking |7.2.3| | 1 |
| Front brake application uneven | 1 |
| Offside Rear front brake binding |3.7.B.1| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Lower Shock absorber insecure |2.7.2b| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Headlamp not working on main beam |1.7.5a| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside Front Hazard warning switch faulty |1.4.B.1d| | 1 |
| Shock absorber insecure |2.7.2b| | 1 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Brake pedal pad not secure to the pedal |3.3.A.1c| | 1 |
| 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 does not latch securely closed |6.2.B.1a| | 1 |
| Speedometer cannot be illuminated. |6.7.3| | 1 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 1 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 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 Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front brake caliper locking device missing |3.5.1l| | 1 |
| Offside Front brake caliper locking device missing |3.5.1l| | 1 |
| Offside Front Wheel insecure |4.2.A.1c| | 1 |
| Nearside Rear Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Exhaust has a major leak of exhaust gases manifold (6.1.2 (a)) | 1 |
| Nearside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Offside Rear Road wheel fixing loose (5.2.1 (a) (i)) | 1 |