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Audi A4 - 2016

128.1 faults per 100 tests
Year average for all cars of 2016 is 154.9 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi A4, model year 2016. Sample size: 24,009 cars, 52,054 tests and 66,657 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 24,009 cars

The 2016 Audi A4 has an overall defect rate of 128 per 100 vehicles, which is 15% lower than the average for its year at 151 per 100. Notably, the A4 performs significantly better in categories such as brakes, steering, and lights, with defect rates considerably lower than the average. Mileage-related trends indicate that as the A4 ages, defect rates increase, particularly in the 124,000+ miles category. However, it stands out with much fewer issues in the areas of visibility and body structure compared to similar vehicles. Overall, the Audi A4 demonstrates a strong reliability profile in comparison to its peers.

Cars by mileage segment

Total: 24,009 cars

Categories

Brakes
▲ 32.7% better
52.6 faults / 100 tests
Year avg: 78.2 / 100 tests
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: significantly and obviously worn
  • Excessive fluctuation in brake effort through each wheel revolution
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 95.1% better
0.4 faults / 100 tests
Year avg: 8.1 / 100 tests
  • Free play in the steering, measured at the rim of the steering wheel is: excessive
  • Excessive roughness in operation of steering
  • A steering ball joint: with excessive wear or free play
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
  • A steering ball joint: with excessive wear or free play
Visibility
▲ 20.7% better
11.9 faults / 100 tests
Year avg: 15.0 / 100 tests
  • Wiper blade: missing or obviously not clearing the windscreen
  • Wiper blade: missing or obviously not clearing the windscreen
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: defective
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 76.0% better
6.1 faults / 100 tests
Year avg: 25.4 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
  • Lamp: multiple light source up to a half not functioning
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
  • 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
Wheels & Suspension
▼ 8.4% worse
172.8 faults / 100 tests
Year avg: 159.4 / 100 tests
  • A suspension pin, bush, joint or bearing: excessively worn
  • A spring: or spring component fractured or seriously weakened
  • Tyre tread depth not in accordance with the requirements
  • 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
▲ 56.0% better
4.0 faults / 100 tests
Year avg: 9.1 / 100 tests
  • 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
  • A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • A main load-bearing structural member: fractured or deformed such that structural rigidity is significantly reduced
Equipment
▲ 51.5% better
1.6 faults / 100 tests
Year avg: 3.3 / 100 tests
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • Seat belt buckle missing, damaged or not functioning as intended
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
Other
▲ 41.6% better
6.6 faults / 100 tests
Year avg: 11.3 / 100 tests
  • 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
  • Engine MIL inoperative or indicating a malfunction
  • Engine MIL inoperative or indicating a malfunction

Fault rate by mileage segment

Model    Year average
0 329 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)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 16,008
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 10,900
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 5,534
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 3,836
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 3,784
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 3,348
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 2,217
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 2,045
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 1,944
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 1,525

Serious faults (Top 10)

A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 3,348
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 1,944
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 1,052
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 683
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 608
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 584
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 564
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 454
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 447
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 245