1994 Volvo 900 Series: common problems and what to check
What gets flagged at MOT on 1994 Volvo 900 Seriess, from 255 tests in 2025, plus known faults and what to look at before you buy one.
Small sample: only 255 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.
What stands out
Parts flagged at MOT more often on 1994 Volvo 900 Seriess than on all cars registered in 1994.
- Exhaust system2.3× usualVolvo 900 Series20.4% All 1994 cars8.9%
Failed outright at MOT: 5.5%, against 2.5% of all 1994 cars. The rest were advisories or minor defects.
Rough price £100–£500 (pipe or section) ClickMechanicAt the viewing: Listen for blowing or rattling from underneath at idle, and look for black soot around joints.
- Tread depth2.5× usualVolvo 900 Series17.3% All 1994 cars7%
Failed outright at MOT: 1.2%, against 0.7% of all 1994 cars. The rest were advisories or minor defects.
Rough price £70–£150 our estimateAt the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.
By area
The share of 1994 Volvo 900 Series MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Suspension41% 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 electrics40% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Brakes33% 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.
- Tyres31% 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.
- Oil and fluid leaks28% 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.
- Exhaust and emissions24% 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.
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 1998 | 243 | Suspension 37% |
| 1997 | 709 | Suspension 39% |
| 1996 | 484 | Suspension 37% |
| 1995 | 491 | Suspension 42% |
| 1993 | 253 | Suspension 37% |
| 1992 | 244 | Suspension 41% |
| 1991 | 179 | Suspension 39% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 1994 Volvo 900 Seriess registered in 1994. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score