2018 Yamaha Yz MOT Pass Rate
Pass rate for Yz models manufactured in 2018, based on 76 real MOT test results.
Data from official DVSA MOT testing records
This page shows all Yz cars tested in 2018. Want to see how cars built in 2018 hold up over time?
View 2018 Yamaha Yz vintage page → (93.5% current pass rate)2018 Yamaha Yz MOT Analysis
The 2018 Yamaha Yz has an MOT pass rate of 84.2% based on 76 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 230 miles on the odometer. With a 15.8% failure rate, the 2018 Yz is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 2018 Yamaha Yz is Motorcycle lamps and reflectors, responsible for 2.6% of failures. 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 range from £5–50. Motorcycle audible warning (Horn) is the second most common issue at 1.3%. Motorcycle suspension follows at 1.3%.
Top failures specific to 2018 models only. The overall Yz page may show different rankings.
What Fails Most
What Fails on This Car?
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| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Motorcycle Lamps And Reflectors | 2.6% | 2 |
| 2 | Motorcycle Audible Warning (Horn) | 1.3% | 1 |
| 3 | Motorcycle Suspension | 1.3% | 1 |
Mileage Statistics
About This Data
The 2018 Yamaha Yz has an MOT pass rate of 84.2% based on 76 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 230 miles on the odometer. With a 15.8% failure rate, the 2018 Yz is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 2018 Yamaha Yz, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle lamps and reflectors: 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. With relatively low average mileage of 230 miles, many of these vehicles are still in good mechanical condition.
Motorcycle lamps and reflectors — 2.6% of failures
Motorcycle lamps and reflectors issues account for 2.6% of MOT failures on 2018 Yamaha Yz models. 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.
Motorcycle audible warning (Horn) — 1.3% of failures
Motorcycle audible warning (Horn) issues account for 1.3% of MOT failures on 2018 Yamaha Yz models. Motorcycle audible warning (Horn) issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Motorcycle suspension — 1.3% of failures
Motorcycle suspension issues account for 1.3% of MOT failures on 2018 Yamaha Yz models. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs: £200–500. Pre-MOT check: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.