Used car guide

2017 Subaru Outback diesel: common problems and MOT failures

What MOT testers find on the diesel Subaru Outback first registered in 2017 (diesel cars only): we looked at the 488 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

Small sample: there were only 488 MOTs of these cars during 2023–2025, so treat the percentages as rough. The known faults below don't depend on it.

488MOTs of 2017 diesel cars, done in 2023–2025
85%pass first time (all 2017 cars: 80%)
10,000typical miles a year
23%had tyres flagged

Common 2017 Subaru Outback diesel MOT failures and advisories

The share of 2017 Subaru Outback diesel MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Tyres
    23% 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
    21% 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.

  • Suspension
    11% 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 mirrors
    7% 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
    7% of testsRough price £10–£80

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

  • Oil and fluid leaks
    3% 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.

Questions to ask the seller before buying a 2017 Subaru Outback diesel

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

  1. Can I see the service history and receipts for any big jobs?

Looking at a Subaru Outback?

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 Subaru Outback compared

YearMOT testsMost flagged
2026–Too new for MOT data
2025–Too new for MOT data
2024–Too new for MOT data
2023–Too new for MOT data
2022612Tyres 22%
20211,192Tyres 21%
2020740Tyres 22%
20191,746Tyres 25%
20181,931Tyres 22%
20162,242Tyres 23%
20152,297Tyres 24%
2014654Suspension 31%
2013787Suspension 40%
2012884Suspension 44%
20111,465Suspension 44%
20101,329Suspension 47%
2009915Suspension 53%
2008634Suspension 51%
20071,096Suspension 56%
20061,190Suspension 56%
2005798Suspension 57%
2004590Suspension 57%
2003–Too few tests

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Subaru Outback cars first registered in 2017. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score