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Audi A5 - 2009

229.3 faults per 100 tests
Year average for all cars of 2009 is 311.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi A5, model year 2009. Sample size: 6,836 cars, 15,444 tests and 35,419 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 6,836 cars

The 2009 Audi A5 has an overall defect rate of 229 per 100 vehicles, which is 26% lower than the average rate for cars of the same year. It shows particularly strong performance in categories such as brakes and steering, with defects significantly below the average. Additionally, visibility and lights and electrics also reflect better-than-average reliability, while mileage trends indicate that defect rates increase with higher mileage, particularly after 124,000 miles. Overall, this model stands out as a reliable choice compared to its peers from the same year.

Cars by mileage segment

Total: 6,836 cars

Categories

Brakes
▲ 39.3% better
71.3 faults / 100 tests
Year avg: 117.5 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake disc or drum: significantly and obviously worn
  • Excessive fluctuation in brake effort through each wheel revolution
  • Brake lining or pad: worn below 1.5mm
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 58.9% better
6.7 faults / 100 tests
Year avg: 16.3 / 100 tests
  • A steering ball joint: with excessive wear or free play
  • Excessive roughness in operation of steering
  • Free play in the steering, measured at the rim of the steering wheel is: excessive
  • Excessive wear or play in a universal joint or a flexible coupling excessively deteriorated
  • Power steering pipe, hose or wiring: excessively damaged or corroded
Visibility
▲ 20.5% better
18.6 faults / 100 tests
Year avg: 23.4 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: missing or obviously not clearing the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Wiper blade: defective
Lights & Electrics
▲ 49.8% better
40.6 faults / 100 tests
Year avg: 80.9 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
  • A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
  • The aim of a headlamp is not within limits laid down in the requirements
  • Lamp: multiple light source up to a half not functioning
Wheels & Suspension
▲ 8.9% better
273.0 faults / 100 tests
Year avg: 299.8 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A suspension component: excessively damaged or corroded
  • A suspension pin, bush, joint or bearing: excessively worn
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A spring: or spring component fractured or seriously weakened
Body/Structure
▲ 48.4% better
21.4 faults / 100 tests
Year avg: 41.5 / 100 tests
  • Exhaust system has a major leak or is insecure
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
  • Exhaust system has a major leak or is insecure
Equipment
▲ 60.2% better
3.3 faults / 100 tests
Year avg: 8.3 / 100 tests
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • Seat belt buckle missing, damaged or not functioning as intended
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • ESC MIL indicates a system malfunction
  • is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
Other
▲ 30.5% better
23.9 faults / 100 tests
Year avg: 34.4 / 100 tests
  • Engine MIL inoperative or indicating a malfunction
  • Any part of the noise suppression system: insecure
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Engine MIL inoperative or indicating a malfunction
  • Engine MIL inoperative or indicating a malfunction

Fault rate by mileage segment

Model    Year average
0 454 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 5,474
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 5,285
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,821
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 1,738
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,559
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 1,467
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 1,258
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 1,201
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 1,181
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 706

Serious faults (Top 10)

A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 685
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 667
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 624
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 443
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 262
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 238
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 228
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 223
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 218
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 165