What are the most common problems with a 2023 Audi Q4 E-Tron?

The biggest MOT weak spot is tread depth: flagged on 23.1% of tests, 2.3× the rate for all 2023 cars, followed by tyre condition (12.9%).

What should I ask the seller before buying a used 2023 Audi Q4 E-Tron?

Any recent work on the tread depth? (Flagged at MOT 2.3× as often on the 2023 Audi Q4 E-Tron as on other cars the same age.) Any recent work on the tyre condition? (Flagged at MOT 2.2× as often on the 2023 Audi Q4 E-Tron as on other cars the same age.) Can I see the service history and receipts for any big jobs?

Used car guide

2023 Audi Q4 E-Tron: common problems and MOT failures

What MOT testers find on the Audi Q4 E-Tron first registered in 2023: we looked at the 502 MOTs these cars had during 2025. Plus known faults and what to look at before you buy one.

502MOTs of 2023 cars, done in 2025

89%pass first time (all 2023 cars: 92%)

10,900typical miles a year

2.3×the usual rate for tread depth

What goes wrong more than usual on a 2023 Audi Q4 E-Tron?

Parts flagged at MOT more often on the 2023 Audi Q4 E-Tron than on all cars registered in 2023.

Tread depth2.3× usual

Audi Q4 E-Tron
23.1% All 2023 cars
9.9%

Failed outright at MOT: 1.6%, against 0.9% of all 2023 cars. The rest were advisories or minor defects.

Rough price £70–£150 our estimate

At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.
Tyre condition2.2× usual

Audi Q4 E-Tron
12.9% All 2023 cars
5.9%

Failed outright at MOT: 8%, against 2.4% of all 2023 cars. The rest were advisories or minor defects.

Rough price £70–£150 our estimate

At the viewing: Check the tread on all four tyres, including the inside edges. Uneven wear can point to tracking or suspension problems.

Common 2023 Audi Q4 E-Tron MOT failures and advisories

The share of 2023 Audi Q4 E-Tron MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

Tyres

30% 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.
Seats and seatbelts

3% of testsRough price £80–£250

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

2% of testsRough price £10–£80

At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
Brakes

1% 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.

Questions to ask the seller before buying a 2023 Audi Q4 E-Tron

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

Any recent work on the tread depth? (Flagged at MOT 2.3× as often on the 2023 Audi Q4 E-Tron as on other cars the same age.)
Any recent work on the tyre condition? (Flagged at MOT 2.2× as often on the 2023 Audi Q4 E-Tron as on other cars the same age.)
Can I see the service history and receipts for any big jobs?

Looking at an Audi Q4 E-Tron?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

Every year of the Audi Q4 E-Tron compared

Year	MOT tests	Most flagged
2026	–	Too new for MOT data
2025	–	Too new for MOT data
2024	–	Too new for MOT data
2022	6,489	Tyres 34%
2021	3,709	Tyres 31%

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2025, counting the MOTs of Audi Q4 E-Tron cars first registered in 2023. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score