Yamaha Yq 50 Aerox (2011)

181 real MOT outcomes analysed • 70.6% first-time pass rate

2011 Yamaha Yq 50 Aerox

CarHunch analysed 181 real MOT records for the 2011 Yamaha Yq 50 Aerox. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2011 Yamaha YQ 50 Aerox has a first-time MOT pass rate of just 41.3%, significantly below the UK average of 80%, which suggests these scooters are prone to developing issues that need fixing before they'll pass. With 15.5% of vehicles in this cohort having suffered a dangerous defect at some point, reliability is a genuine buyer concern rather than a minor niggle.

At 14,915 miles average, these Aerox scooters show fairly low mileage for their age, yet they're still averaging 1.13 failures and 3.1 advisories per test, indicating age-related wear rather than high-use neglect. If you're considering one, budget for repairs before the MOT and budget again for the bits that'll only be flagged as advisories—factor both into your purchase price to make the numbers work.

We have limited data for the 2011 Yamaha Yq 50 Aerox — treat the figures below as indicative rather than definitive.

⚠️ Around 1 in 8 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.
First-time pass
70.6%
UK average ~80%
Below average
Dangerous (ever)
15.5%
At least once in MOT history
Check this vehicle
Avg failures / car
1.13
Over 4 tests on record
High
Typical mileage
15k
Middle half: 10k–19k
For context

These stats describe 181 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

Buyer beware — pass it on

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 181 Yamaha Yq 50 Aerox cars.

UK

Before you buy a 2011 Yamaha Yq 50 Aerox

Based on MOT data from 181 vehicles — here's what to check.

  • 📋 Check the full MOT history. 15.5% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
    Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
  • 🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection ClickMechanic
  • 📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History carVertical Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type Vehicles Pass rate Avg failures
Petrol (99%) 180 70.6% 1.12

Mileage Distribution

Most 2011 Yamaha Yq 50 Aerox vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

14,715
typical
10,347
low mileage
19,093
high mileage

Half of all 2011 Yamaha Yq 50 Aerox vehicles fall between 10,347 and 19,093 miles.

Is the mileage you're seeing normal?
Under 10,347 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.
10,347–19,093 miles — normal for age. This is where most 2011 Yamaha Yq 50 Aeroxs sit.
Over 25,775 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2011 Yamaha Yq 50 Aerox — Still on the Road

Numbers are thinning — 18% of 2011 Yamaha Yq 50 Aeroxs are still active.

Numbers are declining — 15 vehicles still getting MOTs in 2024 (18% of peak).

84 15 2014 2024

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2024.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.

MOT History Averages

4
Avg MOT tests per vehicle
1.13
Avg failures per vehicle
3.1
Avg advisories per vehicle
Other model years — Yamaha Yq 50 Aerox: All Yq 50 Aerox years → Which year to buy? →
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Compare with another model

See how the 2011 Yamaha Yq 50 Aerox stacks up against a rival.

Buyer beware — pass it on