Used car guide

2017 Porsche Boxster: common problems and what to check

What gets flagged at MOT on 2017 Porsche Boxsters, from 986 tests in 2025, plus known faults and what to look at before you buy one.

986MOT tests in 2025
92%pass first time (all 2017 cars: 78%)
4,000typical miles a year
20%had tyres flagged

What gets flagged at MOT

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

  • Tyres
    20% 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
    7% 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
    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.

  • 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.

  • Oil and fluid leaks
    1% 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

YearMOT testsMost flagged
2019885Tyres 17%
20181,010Tyres 17%
20161,232Tyres 17%
20151,080Tyres 17%
20141,202Tyres 17%
20131,256Tyres 17%
20121,099Tyres 20%
2011777Brakes 19%
2010811Brakes 18%
2009859Brakes 20%
20081,049Brakes 23%
20071,568Brakes 25%
20061,848Brakes 27%
20053,214Brakes 30%
20041,997Brakes 30%
20032,380Brakes 33%
20022,091Brakes 32%
20012,024Brakes 34%
20001,853Brakes 34%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2017 Porsche Boxsters registered in 2017. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score