Lexus Rx450h MOT Check

MOT pass rates, common failures, and reliability data for the Lexus Rx450h. Check any Rx450h by registration number below.

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88.6%

Avg Pass Rate

+1.9%

vs Lexus Avg

Year Ranges

Excellent

Reliability

Lexus Rx450h — MOT Reliability Overview

The Lexus Rx450h has an average MOT pass rate of 88.6%, which is 1.9 percentage points above the Lexus brand average of 86.7%. This is a strong result, indicating that the Rx450h is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

The most common reasons a Lexus Rx450h fails its MOT are the aim of a headlamp is not within limits laid down in the requirements, the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning. If you are preparing your Rx450h 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 Lexus Rx450h, 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 Lexus Rx450h performs at MOT across different model years.

2021

Based on 154 vehicles

98.7%Excellent

Lexus average: 86.7%

2020

Based on 116 vehicles

97.4%Excellent

Based on 61 vehicles

93.4%Excellent

Lexus average: 86.7%

Dangerous Defects

2.7%

Retest Rate

5.4%

Mileage at 10yr

123k mi

2013

Based on 152 vehicles

92.1%Excellent

Lexus average: 86.7%

Dangerous Defects

0.0%

Retest Rate

7.7%

Mileage at 10yr

132k mi

2012

Based on 2,799 vehicles

87.4%Excellent

Lexus average: 86.7%

Dangerous Defects

2.9%

Retest Rate

12.2%

Mileage at 10yr

146k mi

2011

Based on 4,292 vehicles

84.2%Good

Lexus average: 86.7%

Dangerous Defects

3.7%

Retest Rate

15.6%

2010

Based on 6,159 vehicles

83.1%Good

Lexus average: 86.7%

Dangerous Defects

4.1%

Retest Rate

14.5%

2009

Based on 3,083 vehicles

81.7%Good

Lexus average: 86.7%

Dangerous Defects

3.4%

Retest Rate

17.4%

2008

Based on 467 vehicles

81.4%Good

Lexus average: 86.7%

Dangerous Defects

2.2%

Retest Rate

14.2%

2007

Based on 417 vehicles

75.1%Good

Lexus average: 86.7%

Dangerous Defects

4.1%

Retest Rate

18.7%

2006

Based on 359 vehicles

81.1%Good

Lexus average: 86.7%

Dangerous Defects

4.8%

Retest Rate

17.7%

2005

Based on 171 vehicles

73.1%Average

Lexus average: 86.7%

Dangerous Defects

2.8%

Retest Rate

23.4%

0

Based on 8,185 vehicles

84.7%Good

Lexus average: 86.7%

Mileage at 5yr

109k mi

Top MOT Failures — Lexus Rx450h

The most common reasons a Lexus Rx450h fails its MOT, aggregated across all year ranges.

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

21.3%

The strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired

4.4%

A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning

3.9%

Wiper blade missing or obviously not clearing the windscreen

2.4%

A suspension joint dust cover missing or no longer prevents the ingress of dirt etc

1.7%

Lexus Rx450h Common Faults & Repair Costs

Other Lexus Models

Compare MOT reliability across Lexus models.

Lexus Ls430

88.8% pass rate

Lexus Is F

92.6% pass rate

Lexus Is 250 Advance Auto

87.6% pass rate

Lexus Gs450h

91.4% pass rate

Lexus Is 300h Premier Cvt

89.3% pass rate

Lexus Is250

82.0% 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 Lexus Rx450h

Lexus Rx450h — Frequently Asked Questions

Common questions about the Lexus Rx450h MOT and reliability.

What is the MOT pass rate for the Lexus Rx450h?

The average MOT pass rate for the Lexus Rx450h is 88.6% compared to the Lexus average of 86.7%. 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 Lexus Rx450h?

The most common MOT failures on the Lexus Rx450h are: The aim of a headlamp is not within limits laid down in the requirements (21.3%), The strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired (4.4%), A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning (3.9%). These are the components most likely to cause an MOT failure.

Is the Lexus Rx450h reliable?

With an average MOT pass rate of 88.6%, the Lexus Rx450h 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 Lexus Rx450h?

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 Lexus Rx450h?

Typical mileage for the Lexus Rx450h: 69,315 miles at 5 years. Use these benchmarks when evaluating a used Rx450h to spot vehicles with unusually high or low mileage.

Check Your Lexus Rx450h's MOT History

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