| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 241 |
| Windscreen wiper does not clear the windscreen effectively | 228 |
| Service brake: efficiency below requirements |3.7.B.7| | 217 |
| Registration plate lamp issues | 131 |
| Brakes imbalanced across an axle | 123 |
| Brake pipe excessively corroded | 77 |
| Horn not working |1.6.2a| | 71 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 56 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 54 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 44 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 39 |
| Registration plate issues | 37 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 29 |
| Offside Stop lamp not working |1.2.1b| | 29 |
| Nearside Stop lamp not working |1.2.1b| | 25 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 24 |
| Rear fog lamp not working |1.3.2b| | 22 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 22 |
| Offside Rear fog lamp not working |1.3.2b| | 20 |
| Windscreen washer not working | 17 |
| Horn not working (7.7 (a) (ii)) | 16 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 15 |
| Parking brake lever has no reserve travel |3.1.6b| | 14 |
| Rear Exhaust system not adequately supported |7.1.1| | 14 |
| Brake load sensing valve seized |3.6.E.3| | 13 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 13 |
| Parking brake: efficiency below requirements |3.7.B.7| | 13 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 13 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 13 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 12 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 12 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 11 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 11 |
| Service brake: efficiency below requirements (3.7.B.7) | 11 |
| Horn not working (7.7 (a)) | 11 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Brake load sensing valve linkage seized |3.6.E.3| | 10 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 10 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 10 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Rear brake application uneven | 9 |
| Nearside Headlamp not working on main beam |1.7.5a| | 9 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 8 |
| Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 8 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 8 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Fuel tank leaking |7.2.3| | 8 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Offside Headlamp not working on main beam |1.7.5a| | 8 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 8 |
| Emissions not tested (8.2.1.2 (d)) | 7 |
| Nearside Rear Stop lamp not working |1.2.1b| | 7 |
| Windscreen has damage | 7 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| rear brake recording little or no effort |3.7.B.5a| | 7 |
| Emissions not tested |7.0| | 7 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 7 |
| Rear parking brake recording little or no effort | 7 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 7 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Rear Brake load sensing valve seized |3.6.E.3| | 6 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 6 |
| Horn not working |7.7 |a| |ii|| | 6 |
| Rear brake binding | 6 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 6 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 6 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 6 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 6 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Rear fog lamp tell tale not working |1.3.1b| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Brake load sensing valve seized and ABS not fitted or inoperative (1.1.17 (c) (ii)) | 6 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 5 |
| Brake load sensing valve seized and ABS not fitted or inoperative |1.1.17 |c| |ii|| | 5 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 5 |
| Horn sounds harsh or grating |1.6.2e| | 5 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 5 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 5 |
| Front brake excessively fluctuating | 5 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Emissions not tested |7.3.A.1| | 5 |
| Offside Rear Service brake effort inadequate at a wheel |1.2.1 |a| |i|| | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Nearside Rear Braking system leaking |3.6.A.1| | 5 |
| Horn not working (1.6.2a) | 5 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Fuel cap/sealing device missing |7.2.4a| | 4 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Parking brake lever releases when knocked |3.1.6a| | 4 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 4 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Offside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 4 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 4 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 4 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 4 |
| Emissions not tested |8.2.1.2 |d|| | 4 |
| Rear fog lamp not working (1.3.2b) | 4 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Front brake application uneven | 4 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Rear Brake load sensing valve defective and function impaired |3.6.E.3| | 4 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 4 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 4 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 4 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Battery insecure |1.9.1| | 4 |
| Nearside Rear Service brake effort inadequate at a wheel |1.2.1 |a| |i|| | 4 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 4 |
| Offside Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 4 |
| Exhaust has a major leak of exhaust gases (7.1.2) | 4 |
| Nearside rear brake recording little or no effort (3.7.B.5a) | 4 |
| Steering pivot point has excessive play |2.2.B.1g| | 4 |