| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 53 |
| Windscreen wiper does not clear the windscreen effectively | 36 |
| Headlamp aim out of alignment | 32 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 14 |
| Brake pipe excessively corroded | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Front position lamp|s| not working sidelight |1.1.A.3b| | 2 |
| Nearside Rear position lamp|s| not working sidelight |1.1.A.3b| | 2 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Central Stop lamp not working |1.2.1b| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Windscreen has damage | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Windscreen washer not working | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Reversing lamp inoperative (4.6.1 (a)) | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Outer Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Front position lamp|s| not working o/s/f,n/s/f sidelight |1.1.A.3b| | 1 |
| Offside All outline marker lamps with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 1 |
| Nearside All outline marker lamps not working (4.2.1 (a) (ii)) | 1 |
| Drivers view of an obligatory external mirror materially affected by an obstruction (3.1 (a) (ii)) | 1 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 1 |
| Nearside Front Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Rear Upper Outline marker lamp not working red white / both sides (4.2.1 (a) (ii)) | 1 |
| Nearside Outline marker lamp not working amber (4.2.1 (a) (ii)) | 1 |
| Nearside Front Outline marker lamp not working amber (4.2.1 (a) (ii)) | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Upper Outline marker lamp not working lens missing (4.2.1 (a) (ii)) | 1 |
| Brakes imbalanced across an axle | 1 |
| Nearside Lower Outline marker lamp not working x3 marker lamps not working (4.2.1 (a) (ii)) | 1 |
| Offside Lower Outline marker lamp not working central marker lamp inop (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear Leaf spring saddle is fractured (5.3.1 (b) (i)) | 1 |
| Nearside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Stop lamp(s) not working both sides (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Upper Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Central Rear Stop lamp(s) with a multiple light source more than 1/2 not functioning (4.3.1 (a) (ii)) | 1 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear All outline marker lamps not working |4.2.1 |a|| | 1 |
| Nearside Rear Upper All outline marker lamps not working |4.2.1 |a|| | 1 |
| Fuel cap/sealing device ineffective Temporary cap fitted which does not seal correctly |6.1.3 |b| |i|| | 1 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Stop lamp(s) adversely affected by the operation of another lamp only works with headlamps on (4.3.3 (b)) | 1 |
| Rear fog lamp adversely affected by the operation of another lamp works with stop lights (4.5.4 (b)) | 1 |
| Nearside Front Outline marker lamp missing |4.2.1 |a|| | 1 |
| Nearside Rear Outline marker lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Outline marker lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Upper Outline marker lamp not working |4.2.1 |a|| | 1 |
| Fuel cap/sealing device missing |6.1.3 |b| |i|| | 1 |
| Rear Outline marker lamp not working Both sides |4.2.1 |a|| | 1 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Nearside Outline marker lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 1 |
| Offside Outline marker lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Offside Rear Rear fog lamp adversely affected by the operation of another lamp fog does not operate from switch but illuminates when reverse gear is selected (4.5.4 (b)) | 1 |
| Fuel cap/sealing device ineffective Not sealing (temp plastic fuel cap fitted) (6.1.3 (b) (i)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Rear reflector missing Both sides (4.8.2 (a) (ii)) | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Central Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Front Suspension arm has excessive play in a pin/bush rear arm bush unbonded |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush rear arm bush unbonded |2.4.G.2| | 1 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Oil leaking continuously from engine posing a serious risk to road safety |8.4.1 |a| |ii|| | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Rear Shock absorber detached |2.7.2b| | 1 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Brake disc contaminated (1.1.14 (b)) | 1 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 1 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 1 |
| Offside Front Lower Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Front All position lamps not working |4.2.1 |a|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear Trailer electrical socket |13 pin| not functioning at all |4.10 |c| |ii|| | 1 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |4.10 |c| |i|| | 1 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Leaf spring anchor pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Front All outline marker lamps not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 1 |
| Electronic stability control warning lamp indicates a fault T/C light was on at start of test.Went out during brake roller test,remained off for duration of test. Has not come backon (7.12 (e)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear Parking (secondary brake) on a single line braking system has no recorded effort at a wheel (1.3.1 (a) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Rear fog lamp switch inoperative (4.5.3 (a)) | 1 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |3.3 |b| |ii|| | 1 |
| Registration plate issues | 1 |
| Offside Rear Shock absorbers has a serious fluid leak | 1 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Upper Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Braking system leaking hub seal has a bad leak fouling braking system |3.6.A.1| | 1 |
| Offside Braking system leaking hub seal has a bad leak fouling braking system |3.6.A.1| | 1 |
| Offside Outline marker lamp not working and cover missing |4.2.1 |a|| | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 1 |
| Nearside Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Offside Rear position lamp|s| not working on then off.. |1.1.A.3b| | 1 |
| Nearside Front Brake lining|s| less than 1.5 mm thick |1.1.13 |a| |ii|| | 1 |
| Nearside Front Suspension component pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Suspension component pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Drivers view of the road through the swept area of the windscreen materially affected by an obstruction (3.1 (a) (ii)) | 1 |
| Power steering pipe/hose leaking in engine bay (2.1.5 (a)) | 1 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Offside Rear Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Offside Rear fog lamp adversely affected by the operation of another lamp (4.5.4 (b)) | 1 |
| Power steering pipe/hose leaking (2.1.5 (a)) | 1 |
| Offside Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 1 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (rear) (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Suspension arm pin or bush excessively worn (rear) (5.3.4 (a) (i)) | 1 |
| Nearside Front Body component damaged and likely to cause injury mirror lens damaged (sharp edges) (6.2.1 (a) (i)) | 1 |
| Emissions not tested lack of oil for emmisions test (8.2.2.2 (e)) | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt arm ball joint boot (5.3.4 (b) (ii)) | 1 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 1 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt boot split (5.3.4 (b) (ii)) | 1 |
| Offside Front Suspension arm pin or bush excessively worn wish bone |5.3.4 |a| |i|| | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 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 Service brake excessively fluctuating |1.2.1 |e|| | 1 |
| Offside Front Service brake excessively fluctuating |1.2.1 |e|| | 1 |
| Nearside Reversing lamp inoperative (4.6.1 (a)) | 1 |
| Nearside Front Lower Suspension arm pin or bush excessively worn Rear Bush (5.3.4 (a) (i)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 1 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Service brake lagging in operation (1.2.1 (d)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Offside Rear Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Anti-roll bar linkage has excessive play in a pin/bush both rear lower |2.4.G.2| | 1 |
| Anti-roll bar rubber bush deteriorated resulting in excessive movement both rear |2.4.G.2| | 1 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Nearside Rear Anti-roll bar linkage worn and seriously weakened |2.4.G.1| | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 1 |
| Offside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 1 |