| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 79 |
| Headlamp aim out of alignment | 53 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 22 |
| Brake pipe excessively corroded | 20 |
| Registration plate issues | 10 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 7 |
| Registration plate lamp issues | 7 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Brakes imbalanced across an axle | 5 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 5 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Reversing lamp inoperative (4.6.1 (a)) | 4 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Windscreen washer not working | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 3 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 3 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 2 |
| Nearside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 2 |
| Rear brake binding | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Horn not working |1.6.2a| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 2 |
| Fuel hose leaking |6.1.3 |b| |i|| | 2 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Headlamp aim beam image obviously incorrect both side |1.8.A.1b| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Rear Exhaust has a major leak of exhaust gases flexi part (6.1.2 (a)) | 1 |
| Bonnet seriously at risk of opening inadvertently (3.1 (b) (ii)) | 1 |
| Nearside Headlamp insecure (4.1.1 (c)) | 1 |
| Central Engine mounting damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Front Anti-roll bar linkage pin or bush excessively worn d bushes (5.3.4 (a) (i)) | 1 |
| Windscreen damaged and affecting the driver`s view of the road |3.2 |a| |ii|| | 1 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Oil leaking excessively from engine |8.4.1 |a| |i|| | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 1 |
| Offside Front Bonnet primary retaining device ineffective (3.1 (c)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a| |ii|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Rear Oil leaking excessively from engine oil switch (8.4.1 (a) (i)) | 1 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Exhaust diesel particulate filter shows evidence of tampering. (8.2.2.1 (c)) | 1 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Anti-roll bar pin or bush likely to become detached (5.3.4 (a) (ii)) | 1 |
| Body insecure and dangerous to other road users bonnet insecure |6.1.B.1b| | 1 |
| Body insecure and dangerous to other road users both sill panels insecure |6.1.B.1b| | 1 |
| Brake servo defective or ineffective (1.1.10 (a) (i)) | 1 |
| Nearside Rear Service brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Offside Rear Service brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 1 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 1 |
| Offside Headlamp light intensity severely reduced on dip beam (4.1.4 (a)) | 1 |
| Nearside Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Drivers view of an obligatory external mirror significantly affected by an obstruction (3.1 (a) (ii)) | 1 |
| Offside Front Shock absorbers has a serious fluid leak | 1 |
| Offside Front Shock absorbers has negligible damping effect (5.3.2 (d)) | 1 |
| Nearside Rear Position lamp not working |4.2.1 |a| |ii|| | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 1 |
| Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Fuel system component leaking fuel tank area (6.1.3 (b) (i)) | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Fuel system component leaking Fuel Filter (6.1.3 (b) (i)) | 1 |
| Offside Front Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Nearside Front Road wheel fixing loose (5.2.1 (a) (i)) | 1 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 1 |
| Offside Front Position lamp not working head light bulb (4.2.1 (a) (ii)) | 1 |
| Offside Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Undertray likely to become detached (6.2.1 (a) (ii)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Headlamp insecure (4.1.1 (c)) | 1 |
| Offside Front Position lamp light intensity significantly reduced flickering (4.2.3 (a) (ii)) | 1 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Rear Shock absorbers has a serious fluid leak | 1 |
| Offside Front Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Brake cable damaged Park brake cable (1.1.15 (a)) | 1 |
| Offside Rear Brake cable damaged Park brake cable (1.1.15 (a)) | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Nearside Headlamp aim beam image obviously incorrect OUTPUT LOW |1.8.A.1b| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Undertray insecure (8.1.1 (b) (i)) | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Front Anti-roll bar pin or bush excessively worn both (5.3.4 (a) (i)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Offside Front Anti-roll bar attachment bracket/mounting missing (5.3.3 (a) (ii)) | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 1 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Offside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen |3.5 |a|| | 1 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Central Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Offside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Drivers airbag obviously inoperative (7.1.5 (c)) | 1 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Headlamp light intensity severely reduced bulb in wrong (4.1.4 (a)) | 1 |
| Suspension arm ball joint excessively worn both front (5.3.4 (a) (i)) | 1 |
| Nearside Rear Coil spring not correctly located |2.4.C.2| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Offside Front Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 1 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 1 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Lower Engine mounting bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp insecure |4.1.1 |c|| | 1 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 1 |
| Headlamp aim not tested per insecure headlamp (4.1.2 (b)) | 1 |
| Engine mounting damaged or deteriorated resulting in excessive movement lower engine mounting/stabiliser bush excessively deteriorated (6.1.8 (a) (i)) | 1 |
| Emissions not tested excessive smoke (8.2.2.2 (e)) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect bulb fitted wrong (4.1.2 (c)) | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Nearside Front Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 1 |
| Offside Reversing lamp inoperative |4.6.1 |a|| | 1 |
| Offside Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Headlamp aim not tested |4.1.2 |b|| | 1 |
| Brake servo inoperative |1.1.10 |a| |ii|| | 1 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Rear fog lamp lens defective such that emitted light is adversely affected (4.5.1 (b) (ii)) | 1 |
| Rear Window in an unacceptable condition (3.2 (c) (i)) | 1 |
| Front Inner Anti-roll bar pin or bush excessively worn both (5.3.4 (a) (i)) | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Front passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Offside Front Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |