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Jaguar 420g MOT Check

MOT pass rates, common failures, and reliability data for the Jaguar 420g. Check any 420g by registration number below.

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87.5%

Avg Pass Rate

+1.3%

vs Jaguar Avg

1

Year Ranges

Excellent

Reliability

Jaguar 420g — MOT Reliability Overview

The Jaguar 420g has an average MOT pass rate of 87.5%, which is 1.3 percentage points above the Jaguar brand average of 86.2%. This is a strong result, indicating that the 420g is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

Before buying a used Jaguar 420g, 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 Jaguar 420g performs at MOT across different model years.

0

Based on 16 vehicles

87.5%Excellent
Jaguar average: 86.2%
Mileage at 5yr

59k mi

Other Jaguar Models

Compare MOT reliability across Jaguar models.

Jaguar E-pace

95.9% pass rate

Jaguar XJ

79.7% pass rate

Jaguar Eagle

77.1% pass rate

Jaguar Sovereign

79.1% pass rate

Jaguar F-pace

90.6% pass rate

Jaguar XJR

78.3% 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 Jaguar 420g

Jaguar 420g — Frequently Asked Questions

Common questions about the Jaguar 420g MOT and reliability.

What is the MOT pass rate for the Jaguar 420g?
The average MOT pass rate for the Jaguar 420g is 87.5% compared to the Jaguar average of 86.2%. 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 Jaguar 420g?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Jaguar 420g reliable?
With an average MOT pass rate of 87.5%, the Jaguar 420g 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 Jaguar 420g?
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 Jaguar 420g?
Typical mileage for the Jaguar 420g: 58,983 miles at 5 years. Use these benchmarks when evaluating a used 420g to spot vehicles with unusually high or low mileage.

Check Your Jaguar 420g's MOT History

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

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