Skip to main content
GB
MOT
Checkup

Porsche 911 Carrera S Auto MOT Check

MOT pass rates, common failures, and reliability data for the Porsche 911 Carrera S Auto. Check any 911 Carrera S Auto by registration number below.

GB

Free, instant, no sign-up required.

97.7%

Avg Pass Rate

+7.6%

vs Porsche Avg

3

Year Ranges

Excellent

Reliability

Porsche 911 Carrera S Auto — MOT Reliability Overview

The Porsche 911 Carrera S Auto has an average MOT pass rate of 97.7%, which is 7.6 percentage points above the Porsche brand average of 90.1%. This is a strong result, indicating that the 911 Carrera S Auto is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

The most common reasons a Porsche 911 Carrera S Auto fails its MOT are the aim of a headlamp is not within limits laid down in the requirements. If you are preparing your 911 Carrera S Auto for its MOT, checking these areas first could save you a retest fee. Our detailed fault analysis includes estimated repair costs for each failure type.

Before buying a used Porsche 911 Carrera S 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 Porsche 911 Carrera S Auto performs at MOT across different model years.

2021

Based on 158 vehicles

97.5%Excellent
Porsche average: 90.1%
Dangerous Defects

1.3%

Retest Rate

3.9%

Mileage at 3yr

26k mi

2020

Based on 407 vehicles

98.5%Excellent
Porsche average: 90.1%
Dangerous Defects

0.3%

Retest Rate

0.9%

Mileage at 3yr

23k mi

0

Based on 105 vehicles

97.1%Excellent
Porsche average: 90.1%
Mileage at 5yr

14k mi

Top MOT Failures — Porsche 911 Carrera S Auto

The most common reasons a Porsche 911 Carrera S Auto fails its MOT, aggregated across all year ranges.

1

The aim of a headlamp is not within limits laid down in the requirements

7.6%
Porsche 911 Carrera S Auto Common Faults & Repair Costs

Where Failures Occur

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

Nearside

3.8%

Offside

3.8%

Front Offside

1.3%

Other Porsche Models

Compare MOT reliability across Porsche models.

Porsche Cayman

95.7% pass rate

Porsche Carrera Coupe Sport

88.4% pass rate

Porsche 911 Carrera 4 S

100.0% pass rate

Porsche 911 Carrera

99.1% pass rate

Porsche Carrera Gt

87.5% pass rate

Porsche Panamera 4s E-hybrid S-a

86.8% 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 Porsche 911 Carrera S Auto

Porsche 911 Carrera S Auto — Frequently Asked Questions

Common questions about the Porsche 911 Carrera S Auto MOT and reliability.

What is the MOT pass rate for the Porsche 911 Carrera S Auto?
The average MOT pass rate for the Porsche 911 Carrera S Auto is 97.7% compared to the Porsche average of 90.1%. 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 Porsche 911 Carrera S Auto?
The most common MOT failures on the Porsche 911 Carrera S Auto are: The aim of a headlamp is not within limits laid down in the requirements (7.6%). These are the components most likely to cause an MOT failure.
Is the Porsche 911 Carrera S Auto reliable?
With an average MOT pass rate of 97.7%, the Porsche 911 Carrera S 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 Porsche 911 Carrera S 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 Porsche 911 Carrera S Auto?
Typical mileage for the Porsche 911 Carrera S Auto: 26,291 miles at 3 years. Use these benchmarks when evaluating a used 911 Carrera S Auto to spot vehicles with unusually high or low mileage.

Check Your Porsche 911 Carrera S Auto's MOT History

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

GB