Audi RS4 - 2001
152.8 faults per 100 tests
Year average for all cars of 2001 is 372.8 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Audi RS4, model year 2001.
Sample size: 109 cars, 193 tests and 295 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: 109 cars
The 2001 Audi RS4 has an overall defect rate of 153 defects per 100 vehicles, which is significantly lower than the average for cars of the same year at 369 defects per 100 vehicles, representing a 59% improvement. Notably, the RS4 shows exceptional performance in categories such as brakes and steering, with defects considerably fewer than average. However, as mileage increases, particularly beyond 93,000 miles, the defect rates rise sharply, indicating a potential issue as the vehicle ages. Overall, the RS4 stands out for its reliability compared to similarly aged vehicles, especially regarding critical safety features.
Cars by mileage segment
Total: 109 cars
Categories
Brakes
▲ 59.0% better
68.4 faults / 100 tests
Year avg: 167.0 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Excessive fluctuation in brake effort through each wheel revolution
- Brake pipe damaged or excessively corroded
- Brake hose ferrules: excessively corroded
- Parking brake efficiency: below minimum requirement
Steering
▲ 96.0% better
1.0 faults / 100 tests
Year avg: 25.0 / 100 tests
- A steering ball joint: with excessive wear or free play
Visibility
▲ 75.2% better
7.3 faults / 100 tests
Year avg: 29.4 / 100 tests
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 48.2% better
45.6 faults / 100 tests
Year avg: 88.1 / 100 tests
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
- 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: missing, inoperative or in the case of a multiple light source more than a half not functioning
- Stop lamp(s): with a multiple light source up to 1/2 not functioning
Wheels & Suspension
▲ 54.3% better
133.7 faults / 100 tests
Year avg: 292.4 / 100 tests
- A suspension pin, bush, joint or bearing: excessively worn
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- Tyre tread depth not in accordance with the requirements
- A suspension component: excessively damaged or corroded
- A spring: or spring component fractured or seriously weakened
Body/Structure
▲ 65.4% better
24.9 faults / 100 tests
Year avg: 71.9 / 100 tests
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
- Fuel pipe or hose: damaged
- Exhaust system has a major leak or is insecure
- A transmission shaft constant velocity joint boot: severely deteriorated
- A driver’s seat: fore and aft adjustment mechanism not working as intended
Equipment
▲ 93.8% better
1.0 faults / 100 tests
Year avg: 16.1 / 100 tests
- ESC MIL indicates a system malfunction
Other
▲ 57.2% better
23.8 faults / 100 tests
Year avg: 55.6 / 100 tests
- Emissions levels exceed default limits
- Engine MIL inoperative or indicating a malfunction
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Lambda coefficient outside the default limits or the range specified by the manufacturer
- 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 suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 33
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 30
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 21
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 17
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 15
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 15
Brake hose ferrules: excessively corroded
ADVISORY
Occurrences: 12
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 11
Excessive fluctuation in brake effort through each wheel revolution
ADVISORY
Occurrences: 10
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 9
Serious faults (Top 10)
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 6
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has only one lamp or all lamps not working
FAIL
Occurrences: 6
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 5
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 5
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 5
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 4
Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
FAIL
Occurrences: 3
Lamp emitted colour, position or intensity not in accordance with the requirements
FAIL
Occurrences: 3
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 3
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 2