2020 Toyota Prius Plus: common problems and what to check
What gets flagged at MOT on 2020 Toyota Prius Pluss, from 139 tests in 2025, plus known faults and what to look at before you buy one.
Small sample: only 139 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.
What gets flagged at MOT
The share of 2020 Toyota Prius Plus MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Tyres14% of testsRough price £70–£150
At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.
- Brakes14% of testsRough price £150–£350
At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.
- Lights and electrics9% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Suspension5% of testsRough price £120–£400
At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.
- Wipers, windscreen and mirrors4% of testsRough price £15–£250
At the viewing: Check for chips in the driver's view, and test the wipers and washers.
Known faults
Reported by owners, mechanics and buying guides for this model and age. Check which engine the car has, as some apply to one engine only.
- Fire-risk and parking brake recallsAll versions
About 32,000 UK cars were recalled in 2018 for a possible fire risk, and others for the parking brake (2016), passenger airbags and an ECU check (2020).
At the viewing: Ask a Toyota dealer to check the VIN for outstanding recalls.
Source: Auto Express: used Toyota Prius (Mk4, 2015-2022) review
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 2019 | 737 | Tyres 13% |
| 2018 | 371 | Tyres 12% |
| 2017 | 385 | Tyres 15% |
| 2016 | 588 | Tyres 16% |
| 2015 | 461 | Tyres 16% |
| 2014 | 493 | Lights and electrics 18% |
| 2013 | 386 | Lights and electrics 27% |
| 2012 | 303 | Lights and electrics 24% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2020 Toyota Prius Pluss registered in 2020. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score