Used car guide

1999 Volvo S40: common problems and what to check

What gets flagged at MOT on 1999 Volvo S40s, from 101 tests in 2025, plus known faults and what to look at before you buy one.

Small sample: only 101 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.

101MOT tests in 2025
62%pass first time (all 1999 cars: 65%)
3,500typical miles a year
47%had lights and electrics flagged

What gets flagged at MOT

The share of 1999 Volvo S40 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Lights and electrics
    47% 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
    44% 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
    37% 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.

  • Tyres
    33% 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.

  • Exhaust and emissions
    13% of testsRough price £100–£1,200

    At the viewing: Look for black soot in the tailpipe, listen for blowing from the exhaust and check for engine or DPF warning lights.

  • Wipers, windscreen and mirrors
    13% of testsRough price £15–£250

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

Looking at a Volvo S40?

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Other years

YearMOT testsMost flagged
20121,220Suspension 37%
20111,333Suspension 43%
20101,691Suspension 44%
20092,114Suspension 44%
20082,447Suspension 47%
20071,500Suspension 50%
20061,338Suspension 48%
20051,142Suspension 52%
2004910Suspension 47%
2003515Suspension 48%
2002344Brakes 51%
2001264Suspension 51%
2000160Suspension 46%
1998102Suspension 53%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 1999 Volvo S40s registered in 1999. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score