| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 28 |
| Headlamp aim out of alignment | 16 |
| Registration plate lamp issues | 12 |
| Brakes imbalanced across an axle | 10 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Registration plate issues | 5 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 4 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Nearside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 3 |
| Offside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 3 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Brake hose excessively deteriorated | 3 |
| Offside Front Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 2 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 2 |
| Offside Headlamp insecure (4.1.1 (c)) | 2 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front coil spring broken |2.4.C.1a| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 2 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Offside Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Rear Shock absorbers has a serious fluid leak | 1 |
| Nearside Rear Shock absorbers has an excessively worn bush |5.3.2 |c|| | 1 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 1 |
| Nearside Front Steering locking device missing |2.2.C.1g| | 1 |
| Nearside Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Rear Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Rear brake application uneven | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front All direction indicators incorrect colour BOTH SIDES (4.4.3 (a)) | 1 |
| Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt BOTH SIDES (5.3.4 (b) (ii)) | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Shock absorber has an excessively worn bush separated from ferrel |2.7.4| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush bush seperated from ferrel |2.7.4| | 1 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Power steering inoperative (2.1.5 (c) (i)) | 1 |
| Front Lower Suspension arm ball joint excessively worn both (5.3.4 (a) (i)) | 1 |
| Front Lower Suspension arm pin or bush excessively worn both rears (5.3.4 (a) (i)) | 1 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Nearside Front Brake hose twisted |3.6.B.4c| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush upper bush |2.7.4| | 1 |
| Offside Rear Shock absorber has an excessively worn bush upper bush |2.7.4| | 1 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Rear brake binding | 1 |
| Exhaust system insecure |6.1.2 |a|| | 1 |
| Offside Front Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 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 Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Headlamp lens seriously defective (4.1.1 (b) (ii)) | 1 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 1 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Nearside Front Suspension arm ball joint excessively worn bottom ball joint (5.3.4 (a) (i)) | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Front Shock absorbers has a serious fluid leak | 1 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Rear Upper Suspension component pin or bush excessively worn SHOCK ABSORBER |5.3.4 |a| |i|| | 1 |
| Offside Rear Upper Suspension component pin or bush excessively worn SHOCK ABSORBER |5.3.4 |a| |i|| | 1 |
| Nearside Front Outer Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Offside Front Outer Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Outer Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Rear Shock absorbers has a serious fluid leak | 1 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 1 |
| Rear Brake cable insecure | 1 |
| Fuel system component leaking leaking on top of fuel filter (6.1.3 (b) (i)) | 1 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Bonded suspension unit deteriorated and cannot function as intended |2.4.F.3| | 1 |
| Offside Front Bonded suspension unit deteriorated and cannot function as intended |2.4.F.3| | 1 |
| Nearside Front Suspension arm pin or bush excessively worn Rear bush excessively deteriorated |5.3.4 |a| |i|| | 1 |
| Offside Front Suspension arm pin or bush excessively worn Rear bush excessively deteriorated |5.3.4 |a| |i|| | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength Inner wing excessively corroded near wishbone mount |5.3.6 |a| |i|| | 1 |
| Nearside Headlamp insecure (4.1.1 (c)) | 1 |
| Nearside Front Seat belt damaged (7.1.2 (b) (i)) | 1 |
| Offside Rear Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Windscreen wiper blade insecure | 1 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 1 |
| Offside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Nearside Rear Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Brake hose has insufficient room to move | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Brake lining|s| less than 1.5 mm thick |3.5.1g| | 1 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Brake performance not tested fluid leak |3.7.A.1| | 1 |
| Rear Suspension component attachment bracket/mounting likely to become detached n/o/s stop bumps (5.3.3 (a) (ii)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Offside Obligatory mirror insecure (3.3 (b) (ii)) | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Rear Suspension component mounting prescribed area is excessively corroded inner sills |2.4.A.3| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded floor to sill |5.2.6| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded seat mount |5.2.6| | 1 |
| Offside Rear Outer Suspension component mounting prescribed area is excessively corroded sill |2.4.A.3| | 1 |
| Steering locking device missing ns and os track rod end split pins missing |2.2.C.1g| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Power steering component leaking |2.1.5 |a|| | 1 |
| Fuel tank leaking |6.1.3 |b| |i|| | 1 |
| Nearside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength floor |5.3.6 |a| |i|| | 1 |
| Offside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength outer sill |5.3.6 |a| |i|| | 1 |
| Nearside Front Seat belt anchorage prescribed area strength or continuity significantly reduced outer sill |7.1.1 |a| |i|| | 1 |
| Nearside Front Macpherson strut attachment bracket/mounting insecure and impairing directional stability |5.3.3 |a| |ii|| | 1 |
| Central Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Coil spring mounting corroded and seriously weakened rear axle beam (5.3.1 (b) (i)) | 1 |
| Offside Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front suspension has a suspension lower ball joint securing nut loose |2.5.B.1a| | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Nearside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 1 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Hydraulic brake cylinder leaking and braking performance affected (1.1.16 (b) (ii)) | 1 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Front Outer Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Outer Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Shock absorbers has an excessively worn bush both rear shocks top bush worn (5.3.2 (c)) | 1 |
| Suspension arm ball joint excessively worn drivers side lower arm ball joint up and down play (5.3.4 (a) (i)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Side repeater missing (4.4.1 (a) (ii)) | 1 |
| Hydraulic brake cylinder leaking hydraulic fluid (1.1.16 (b) (i)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Offside Front Brake hose damaged and likely to fail (1.1.12 (a)) | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Suspension arm attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Suspension arm synthetic bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Suspension arm synthetic bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Offside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement front bush |2.4.G.2| | 1 |
| Exhaust system insecure centre + rear bracket broken |6.1.2 |a|| | 1 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Road wheel badly distorted |5.2.2 |c| |i|| | 1 |
| Offside Front Road wheel badly distorted |5.2.2 |c| |i|| | 1 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Nearside Rear Brake cable has restricted free movement |1.1.15 |e|| | 1 |
| Nearside Rear Brake cable guide defective and affecting operation |1.1.15 |d|| | 1 |
| Centre Brake cable insecure |3.5.1d| | 1 |
| Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 1 |
| Rear Exhaust has a major leak of exhaust gases silencer (6.1.2 (a)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |