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Audi S4 Tdi Quattro Auto MOT Check

MOT pass rates, common failures, and reliability data for the Audi S4 Tdi Quattro Auto. Check any S4 Tdi Quattro Auto by registration number below.

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Free, instant, no sign-up required.

93.3%

Avg Pass Rate

+3.6%

vs Audi Avg

3

Year Ranges

Excellent

Reliability

Audi S4 Tdi Quattro Auto — MOT Reliability Overview

The Audi S4 Tdi Quattro Auto has an average MOT pass rate of 93.3%, which is 3.6 percentage points above the Audi brand average of 89.7%. This is a strong result, indicating that the S4 Tdi Quattro Auto is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

Before buying a used Audi S4 Tdi Quattro Auto, we recommend checking the full MOT history, write-off status, outstanding finance, and stolen vehicle status. These checks can be done for free using the registration number.

MOT Pass Rate by Year

How the Audi S4 Tdi Quattro Auto performs at MOT across different model years.

2020

Based on 706 vehicles

94.3%Excellent
Audi average: 89.7%
Dangerous Defects

0.8%

Retest Rate

4.5%

Mileage at 3yr

51k mi

Mileage at 5yr

79k mi

2019

Based on 382 vehicles

94.8%Excellent
Audi average: 89.7%
Dangerous Defects

0.4%

Retest Rate

4.6%

Mileage at 3yr

44k mi

Mileage at 5yr

75k mi

0

Based on 342 vehicles

90.9%Excellent
Audi average: 89.7%
Mileage at 5yr

33k mi

Where Failures Occur

The areas of the vehicle most commonly flagged during MOT inspections.

Front Nearside

1.3%

Front Offside

1.0%

Front

0.7%

Other Audi Models

Compare MOT reliability across Audi models.

Audi A5 S Ln Blk Ed 35 Tfsi Mhev Sa

90.3% pass rate

Audi A6 Aroad Sport 55tfsi Mhev Q A

89.5% pass rate

Audi All Road Avant

82.6% pass rate

Audi Rs 4 Vorsprung Tfsi Quattro A

94.7% pass rate

Audi E-tron S Quattro

82.6% pass rate

Audi TT

69.5% pass rate

Useful MOT Guides

Common MOT Failures

The most common reasons UK vehicles fail their MOT — and how to prepare.

MOT Checklist

Pre-MOT checklist to improve your chances of passing first time.

Advisory vs Failure

Understanding the difference between MOT advisories and failures.

See detailed fault analysis for Audi S4 Tdi Quattro Auto

Audi S4 Tdi Quattro Auto — Frequently Asked Questions

Common questions about the Audi S4 Tdi Quattro Auto MOT and reliability.

What is the MOT pass rate for the Audi S4 Tdi Quattro Auto?
The average MOT pass rate for the Audi S4 Tdi Quattro Auto is 93.3% compared to the Audi average of 89.7%. Pass rates vary by year — check the year-by-year breakdown on this page for details.
What are the most common MOT failures on a Audi S4 Tdi Quattro Auto?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Audi S4 Tdi Quattro Auto reliable?
With an average MOT pass rate of 93.3%, the Audi S4 Tdi Quattro Auto is rated as "Excellent" for reliability. This is a strong result suggesting good build quality and fewer common defects.
How do I check the MOT history of a Audi S4 Tdi Quattro Auto?
Enter the vehicle's registration number in the search box at the top of this page. You will instantly see the complete MOT history including every test result, mileage readings, advisories, and dangerous defects — completely free.
What mileage should I expect on a Audi S4 Tdi Quattro Auto?
Typical mileage for the Audi S4 Tdi Quattro Auto: 50,853 miles at 3 years, 78,928 miles at 5 years. Use these benchmarks when evaluating a used S4 Tdi Quattro Auto to spot vehicles with unusually high or low mileage.

Check Your Audi S4 Tdi Quattro Auto's MOT History

Enter the registration number for the full MOT history — free and instant.

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