Used car guide

2020 Audi SQ7 Vorsprung TDI Mhev Quat A: common problems and what to check

What gets flagged at MOT on 2020 Audi SQ7 Vorsprung TDI Mhev Quat As, from 299 tests in 2025, plus known faults and what to look at before you buy one.

Small sample: only 299 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.

299MOT tests in 2025
89%pass first time (all 2020 cars: 86%)
10,000typical miles a year
28%had tyres flagged

What gets flagged at MOT

The share of 2020 Audi SQ7 Vorsprung TDI Mhev Quat A MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Tyres
    28% 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.

  • Brakes
    9% 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.

  • Wipers, windscreen and mirrors
    3% of testsRough price £15–£250

    At the viewing: Check for chips in the driver's view, and test the wipers and washers.

  • Suspension
    3% 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 electrics
    3% 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 seatbelts
    2% of testsRough price £80–£250

    At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.

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.

  • Below-par reliability
    All engines

    The Q7 scored just 74% in What Car?'s reliability survey, and parts are expensive.

    At the viewing: Get a full inspection, test every electrical item and check the VIN for outstanding recalls.

    Source: What Car?: used Audi Q7 (2015 on) review

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Other years

YearMOT testsMost flagged
2019106Tyres 26%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2020 Audi SQ7 Vorsprung TDI Mhev Quat As registered in 2020. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score