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Lexus Is 300h F Sport Cvt MOT Pass Rate

Overall pass rate across all manufacture years, based on 3,137 real MOT test results. Failure rate: 13.8%.

86.2%
Pass Rate
13.8%
Fail Rate
3,137
Total Tests
Tyres
Top Failure

Data from official DVSA MOT testing records

Lexus Is 300h F Sport Cvt MOT Reliability Overview

The Lexus Is 300h F Sport Cvt is a niche vehicle in the UK, with 3,137 MOT test results recorded in our database spanning 2 manufacture years. It has an overall MOT pass rate of 86.2% and a failure rate of 13.8%, which is well above the UK average of approximately 37%.

Based on this data, the Lexus Is 300h F Sport Cvt earns a "Excellent" reliability rating. The average Lexus Is 300h F Sport Cvt presents for MOT with approximately 72,129 miles on the clock. Manufacture year matters: 2013 models achieve the highest pass rate at 86.3%, while 2014 models have the lowest at 83.7%. This 2.6 percentage point difference suggests notable variation in build quality or component durability across production years.

The most common MOT failure for the Lexus Is 300h F Sport Cvt is Tyres, affecting 18.7% of all tests. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. The second most common issue is Lamps, reflectors and electrical equipment at 4.3%. Brakes rounds out the top three at 4.3%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.

Top failures across all manufacture years combined. Individual year pages may show different top failures.

What Fails Most

⚖️ Compare

Best Year to Buy

📊
Insufficient data per manufacture year for this analysis

📈 How Each Vintage Ages

📈
Insufficient data per manufacture year for this analysis

📉 How Age Affects Reliability

MOT failure rate by vehicle age for the Lexus Is 300h F Sport Cvt. The dashed red line marks when the manufacturer warranty typically expires (5 years).

16.5%
Fail rate at end of warranty (year 5)
13.6%
Fail rate after warranty (year 6)
-17.6%
Cliff increase

Line chart showing MOT failure rate by vehicle age from 3 to 11 years, with warranty expiry marked at 5 years.

Fail Rate %Warranty expires
This model Fleet average Warranty expiry

💡 What does the warranty cliff mean?

The Lexus Is 300h F Sport Cvt actually sees a 6% decrease in failure rate after the warranty period. This is likely due to survivorship bias — unreliable cars are already off the road by this age. Peak failure occurs at age 5 (16.5% fail rate).

Note: pass rates may improve for very old vehicles due to survivorship bias — only well-maintained cars remain on the road.

Pass Rate by Manufacture Year

83.7%
Tests Avg Mileage 81,353Top Failure Tyres
86.3%
Tests Avg Mileage 72,127Top Failure Tyres

* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Tyres18.7%588
2Lamps, Reflectors And Electrical Equipment4.9%156
3Brakes4.3%135
4Visibility2.6%83
5Suspension1.3%40
6Non-component Advisories1.1%35
7Driver's View Of The Road0.5%17
8Identification Of The Vehicle0.5%17
9Road Wheels0.4%13
10Body, Chassis, Structure0.3%8
11Steering0.2%7
12Registration Plates And Vin0.2%6
13Noise, Emissions And Leaks0.1%2

Failures per 10,000 Miles

avg. 72,129 mi

For every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.

Tyres2.60% per 10K miLamps & Electrical0.69% per 10K miBrakes0.60% per 10K miVisibility0.45% per 10K miSuspension0.18% per 10K miNon-component advisories0.15% per 10K miIdentification of the vehicle0.08% per 10K miWheels0.06% per 10K miBody & Structure0.04% per 10K miSteering0.03% per 10K miRegistration Plates and VIN0.03% per 10K miNoise, emissions and leaks0.01% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Tyres2.6018.7%588
Lamps & Electrical0.694.9%156
Brakes0.604.3%135
Visibility0.453.1%100
Suspension0.181.3%40
Non-component advisories0.151.1%35
Identification of the vehicle0.080.5%17
Wheels0.060.4%13
Body & Structure0.040.3%8
Steering0.030.2%7
Registration Plates and VIN0.030.2%6
Noise, emissions and leaks0.010.1%2

🚗 Similar Cars to Consider

🚗
No comparable models

Mileage at MOT

72,129
Mean
43,936
Median
20,983
25th Percentile
70,375
75th Percentile

The average Lexus Is 300h F Sport Cvt has 72,129 miles when tested for MOT.

📊 Mileage-Adjusted Failure Rate

How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.

1.91%
Fail Rate per 10K Miles
Average across all makes: 5.38%
13.8%
Overall Fail Rate
72,129 avg miles
✅ Good — below average failure rate

The Lexus Is 300h F Sport Cvt has a mileage-adjusted failure rate of 1.91% per 10,000 miles driven. The average across all makes is 5.38%, so this model is better than average.

About Lexus Is 300h F Sport Cvt MOT Data

The Lexus Is 300h F Sport Cvt is a niche vehicle in the UK, with 3,137 MOT test results recorded in our database spanning 2 manufacture years. It has an overall MOT pass rate of 86.2% and a failure rate of 13.8%, which is well above the UK average of approximately 37%.

For Lexus Is 300h F Sport Cvt owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on tyres and lamps, reflectors and electrical equipment for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific Is 300h F Sport Cvt is likely to perform.

Tyres — 18.7% of failures

Tyres issues account for 18.7% of MOT failures on the Lexus Is 300h F Sport Cvt. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.

Lamps, reflectors and electrical equipment — 4.3% of failures

Lamps, reflectors and electrical equipment issues account for 4.3% of MOT failures on the Lexus Is 300h F Sport Cvt. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.

Brakes — 4.3% of failures

Brakes issues account for 4.3% of MOT failures on the Lexus Is 300h F Sport Cvt. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).

Frequently Asked Questions

What is the MOT pass rate for the Lexus Is 300h F Sport Cvt?

Based on 3,137 MOT tests in our database, the Lexus Is 300h F Sport Cvt has an overall pass rate of 86.2% (13.8% fail rate).

What are the most common MOT failures on a Lexus Is 300h F Sport Cvt?

The top 3 reasons a Lexus Is 300h F Sport Cvt fails its MOT are: 1. Tyres (18.7%), 2. Lamps, reflectors and electrical equipment (4.3%), 3. Brakes (4.3%). Check these areas before booking your MOT.

Is the Lexus Is 300h F Sport Cvt reliable?

With a 13.8% MOT failure rate, the Is 300h F Sport Cvt is more reliable than average compared to the UK average of ~40%.

What should I check before an MOT on my Lexus Is 300h F Sport Cvt?

Based on failure data, focus on: Tyres (18.7%); Lamps, reflectors and electrical equipment (4.3%); Brakes (4.3%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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