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Lexus RX Common Problems, Faults & Repair Costs (2026)

Based on official DVSA MOT test data. View the most common MOT failure categories, pass rates, and estimated repair costs for the Lexus RX (2003–present).

MOT Pass Rate

86.5%4.5% above national avg (82%)

Reliability rating: Excellent — based on approx. 12,000 tests

Dangerous Defects

1.10%

Moderate risk

Retest Rate

9.5%

of failed tests need a retest

Top MOT Failure Categories

1

Lamps, reflectors and electrical equipment

Est. repair: £40–£200

12.5%
2

Suspension

Est. repair: £120–£450

11.2%
3

Brakes

Est. repair: £100–£350

9.8%
4

Tyres

Est. repair: £50–£120 per tyre

9.0%
5

Exhaust, fuel and emissions

Est. repair: £40–£200

6.0%

Where Faults Occur

29.0%

Front

27.0%

Rear

20.0%

Offside

Mileage Benchmarks

At 3 years

22,000 mi

At 5 years

38,000 mi

At 10 years

72,000 mi

Significantly higher or lower mileage than these benchmarks may indicate unusual usage patterns. Check the full MOT history for mileage consistency.

Is a Lexus RX a Good Buy?

The Lexus RX demonstrates above-average reliability based on MOT test data, with a 86.5% pass rate. This places it 4.5% above the national average, suggesting lower ongoing maintenance costs compared to many competitors.

While no car is without faults, lamps, reflectors and electrical equipment issues are the most common concern, affecting approximately 12.5% of failed tests. These tend to be relatively affordable to fix at £30–£150.

Lexus RX MOT Check & History

View detailed MOT pass rates by year, mileage benchmarks, and full test history data for the Lexus RX.

View Lexus RX MOT Data

Check a Specific Lexus RX

Enter a registration number to view the full MOT history for any Lexus RX.

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Other Lexus Models

Lexus IS

85.5%

Lamps, reflectors and electrical equipment →

Lexus NX

87.8%

Lamps, reflectors and electrical equipment →

Lexus CT

87.2%

Lamps, reflectors and electrical equipment →

Lexus UX

88.5%

Lamps, reflectors and electrical equipment →

Lexus ES

87.0%

Lamps, reflectors and electrical equipment →

Lexus LC

88.2%

Lamps, reflectors and electrical equipment →

View all Lexus models

Frequently Asked Questions

What are the most common MOT faults on a Lexus RX?
The top MOT failure on the Lexus RX is Lamps, reflectors and electrical equipment, accounting for approximately 12.5% of all failures. Other common issues include suspension and brakes.
What is the Lexus RX MOT pass rate?
The Lexus RX has an estimated MOT pass rate of 86.5%, which is 4.5% above the national average of 82%. This rates the Lexus RX as "Excellent" for MOT reliability.
Is the Lexus RX reliable?
Based on DVSA MOT data, the Lexus RX has a excellent reliability record with a 86.5% pass rate. It has a dangerous defect rate of 1.10% and a retest rate of 9.5%.
How much does it cost to fix common Lexus RX MOT failures?
Typical repair costs for Lexus RX MOT failures range from £30–£200 for lamps, reflectors and electrical equipment issues to £120–£450 for suspension problems. Prices are estimates based on typical UK independent garage rates.
What mileage should a Lexus RX have?
Based on MOT test data, the average Lexus RX covers approximately 22,000 mi by 3 years, 38,000 mi by 5 years, and 72,000 mi by 10 years. Significantly higher or lower mileage may warrant closer inspection.
Should I buy a used Lexus RX?
The Lexus RX is generally a solid choice based on MOT data. Check the full MOT history of any specific vehicle before purchasing, paying particular attention to lamps, reflectors and electrical equipment issues and mileage consistency.
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