2023 BMW 330E: common problems and what to check
What gets flagged at MOT on 2023 BMW 330Es, from 285 tests in 2025, plus known faults and what to look at before you buy one.
Small sample: only 285 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.
What stands out
Parts flagged at MOT more often on 2023 BMW 330Es than on all cars registered in 2023.
- Tyre condition2.5× usualBMW 330E14.7% All 2023 cars5.9%
Failed outright at MOT: 8.8%, against 2.4% of all 2023 cars. The rest were advisories or minor defects.
Rough price £70–£150 our estimateAt the viewing: Check the tread on all four tyres, including the inside edges. Uneven wear can point to tracking or suspension problems.
By area
The share of 2023 BMW 330E MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Tyres29% 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.
- Wipers, windscreen and mirrors5% of testsRough price £15–£250
At the viewing: Check for chips in the driver's view, and test the wipers and washers.
- Suspension4% 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.
- Lights and electrics2% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Seats and seatbelts2% of testsRough price £80–£250
At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.
- Oil and fluid leaks1% of testsRough price £80–£600
At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 2022 | 6,564 | Tyres 32% |
| 2021 | 10,249 | Tyres 28% |
| 2020 | 3,672 | Tyres 27% |
| 2019 | 570 | Tyres 28% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2023 BMW 330Es registered in 2023. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score