Aston martin DB9 - 2014
63.4 faults per 100 tests
Year average for all cars of 2014 is 198.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Aston martin DB9, model year 2014.
Sample size: 229 cars, 533 tests and 338 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 229 cars
The 2014 Aston Martin DB9 has a significantly lower overall defect rate compared to the average car of the same year, with 63 defects per 100 vehicles versus the average of 194. This represents a 67% reduction in defects. The model performs particularly well in categories such as brakes, steering, and visibility, with defect rates well below the average. Notably, there are no reported defects related to steering or body structure, indicating exceptional reliability in these areas. However, in the mileage segments, the DB9 shows a higher defect rate in the 0–31,000 miles and 31,000–62,000 miles ranges compared to average vehicles, suggesting that early-career issues may be more prevalent in this model.
Cars by mileage segment
Total: 229 cars
More model years for Aston martin DB9
Other models from Aston martin
Categories
Brakes
▲ 67.7% better
30.0 faults / 100 tests
Year avg: 92.8 / 100 tests
- Brake pipe damaged or excessively corroded
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Actuator leaking and: braking performance not affected
- Brake lining or pad: worn below 1.5mm
- Brake hose ferrules: excessively corroded
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 11.9 / 100 tests
Visibility
▲ 67.4% better
5.6 faults / 100 tests
Year avg: 17.2 / 100 tests
- Wiper blade: missing or obviously not clearing the windscreen
- Wiper blade: defective
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 51.6% better
19.1 faults / 100 tests
Year avg: 39.5 / 100 tests
- The aim of a headlamp is not within limits laid down in the requirements
- which shows red light to the front, white light to the rear or has heavily reduced light intensity
- Lamp: showing red light to the front, white light to the rear or has heavily reduced light intensity
- Lamp: emitted colour, position or intensity not in accordance with the requirements
- A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
Wheels & Suspension
▲ 64.7% better
70.2 faults / 100 tests
Year avg: 198.8 / 100 tests
- Tyre tread depth not in accordance with the requirements
- A suspension component: excessively damaged or corroded
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
- A spring: or spring component fractured or seriously weakened
Body/Structure
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 15.6 / 100 tests
Equipment
▲ 75.6% better
1.1 faults / 100 tests
Year avg: 4.5 / 100 tests
- Seat belt not functioning as intended or of an incorrect type
- ESC MIL indicates a system malfunction
Other
▲ 94.9% better
0.8 faults / 100 tests
Year avg: 15.7 / 100 tests
- Exhaust noise levels in excess of those permitted
- Engine MIL inoperative or indicating a malfunction
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 62
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 56
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 27
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 21
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 18
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 18
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 17
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 16
Brake hose ferrules: excessively corroded
ADVISORY
Occurrences: 13
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 10
Serious faults (Top 10)
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 7
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 5
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 4
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 3
Lamp: showing red light to the front, white light to the rear or has heavily reduced light intensity
FAIL
Occurrences: 3
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 2
Seat belt not functioning as intended or of an incorrect type
FAIL
Occurrences: 2
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 2
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 2
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 2