Audi A4 - 2000
339.9 faults per 100 tests
Year average for all cars of 2000 is 366.2 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi A4, model year 2000.
Sample size: 981 cars, 1,997 tests and 6,787 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: 981 cars
The 2000 Audi A4 has an overall defect rate of 340 per 100 vehicles, which is slightly better than the average for its year at 362 per 100 vehicles, representing a 6% improvement. Notably, the model performs particularly well in the categories of brakes, lights and electrics, and equipment, with defect rates significantly lower than the average. While defects increase with mileage, the A4's rates remain competitive across all mileage segments, particularly in the 0-31,000 miles range where it shows a higher defect rate than average. Overall, the Audi A4 demonstrates a solid performance in maintenance and reliability compared to similar vehicles from the same year.
Cars by mileage segment
Total: 981 cars
Categories
Brakes
▲ 20.3% better
129.8 faults / 100 tests
Year avg: 162.9 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Significant brake effort recorded with no brake applied indicating a binding brake
- Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
- Brake hose ferrules: excessively corroded
- Brake lining or pad: worn below 1.5mm
Steering
▲ 21.3% better
21.1 faults / 100 tests
Year avg: 26.8 / 100 tests
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- Free play in the steering, measured at the rim of the steering wheel is: excessive
Visibility
▲ 16.1% better
23.9 faults / 100 tests
Year avg: 28.5 / 100 tests
- Wiper blade: missing or obviously not clearing the windscreen
- Obligatory mirror or device: slightly damaged or loose
- 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
▲ 27.5% better
57.9 faults / 100 tests
Year avg: 79.9 / 100 tests
- Lamp emitted colour, position or intensity not in accordance with the requirements
- Headlamp reflector or lens: slightly defective
- Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
- 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
Wheels & Suspension
▼ 10.5% worse
311.9 faults / 100 tests
Year avg: 282.2 / 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 wheel bearing: with excessive play
Body/Structure
▲ 18.9% better
61.7 faults / 100 tests
Year avg: 76.1 / 100 tests
- Exhaust system has a major leak or is insecure
- Exhaust system has a major leak or is insecure
- 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
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
Equipment
▲ 45.2% better
9.7 faults / 100 tests
Year avg: 17.7 / 100 tests
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- Seat belt not functioning as intended or of an incorrect type
Other
▼ 9.8% worse
63.7 faults / 100 tests
Year avg: 58.0 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Emissions levels exceed the manufacturer’s specified limits
- Emissions test unable to be completed
- Emissions levels exceed default limits
- Lambda coefficient outside the default limits or the range specified by the manufacturer
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 777
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 529
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 482
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 426
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 281
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 241
A wheel bearing: with excessive play
ADVISORY
Occurrences: 233
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 227
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 215
A transmission shaft constant velocity joint boot: severely deteriorated
MINOR
Occurrences: 209
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 227
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 120
Emissions levels exceed default limits
FAIL
Occurrences: 67
A steering ball joint: with excessive wear or free play
FAIL
Occurrences: 61
Emissions levels exceed the manufacturer’s specified limits
FAIL
Occurrences: 49
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 48
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 45
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 42
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 35
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 33