2006 Subaru Forester: common problems and MOT failures
What MOT testers find on the Subaru Forester first registered in 2006: we looked at the 2,721 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.
What goes wrong more than usual on a 2006 Subaru Forester?
Parts flagged at MOT more often on the 2006 Subaru Forester than on all cars registered in 2006.
- Anti-roll bar link joints2.3× usualSubaru Forester10.1% All 2006 cars4.3%
Failed outright at MOT: 3.5%, against 1.6% of all 2006 cars. The rest were advisories or minor defects.
Rough price £60–£150 (one joint) ClickMechanicAt the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.
- Rust around suspension or steering mountings2× usualSubaru Forester9.8% All 2006 cars4.9%
Failed outright at MOT: 6.1%, against 2.4% of all 2006 cars. The rest were advisories or minor defects.
Rough price £100–£450 our estimateAt the viewing: On a straight road the steering wheel should sit straight. Listen for knocks when turning, and check the steering feels even.
- Engine warning light2.6× usualSubaru Forester6.9% All 2006 cars2.7%
Failed outright at MOT: 6.9%, against 2.7% of all 2006 cars. The rest were advisories or minor defects.
Rough price £10–£80 our estimateAt the viewing: Ask a friend to check every light while you work the switches: indicators, brake lights, fog lights and reversing lights.
- Anti-roll bar bushes and joints3.6× usualSubaru Forester4.3% All 2006 cars1.2%
Failed outright at MOT: 1%, against 0.3% of all 2006 cars. The rest were advisories or minor defects.
Rough price £100–£280 (pair of drop links) CheckatradeAt the viewing: Drive slowly over bumps and listen for a knock or rattle from the front. Worn anti-roll bar links are a cheap fix.
- Exhaust emissions (catalyst)2.1× usualSubaru Forester4.7% All 2006 cars2.2%
Failed outright at MOT: 4.6%, against 2.1% of all 2006 cars. The rest were advisories or minor defects.
Rough price £175–£900 (catalytic converter) ClickMechanicAt the viewing: Look for smoke when revving the warm engine and for engine or DPF warning lights.
Engine oil leaks: 3.6% here, against 12.4% of all 2006 cars. Coil springs: 2.6% here, against 10.6% of all 2006 cars.
Common 2006 Subaru Forester MOT failures and advisories
The share of 2006 Subaru Forester MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Suspension44% 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 electrics33% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Brakes29% 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.
- Tyres25% 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 emissions15% 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 mirrors12% of testsRough price £15–£250
At the viewing: Check for chips in the driver's view, and test the wipers and washers.
Questions to ask the seller before buying a 2006 Subaru Forester
Ask before you travel to see it. A seller who knows the car will have answers, and receipts.
- Any recent work on the anti-roll bar link joints? (Flagged at MOT 2.3× as often on the 2006 Subaru Forester as on other cars the same age.)
- Any recent work on the rust around suspension or steering mountings? (Flagged at MOT 2× as often on the 2006 Subaru Forester as on other cars the same age.)
- Any recent work on the engine warning light? (Flagged at MOT 2.6× as often on the 2006 Subaru Forester as on other cars the same age.)
- Can I see the service history and receipts for any big jobs?
Looking at a Subaru Forester?
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 Forester compared
| Year | MOT tests | Most 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 |
| 2022 | 282 | Tyres 20% |
| 2021 | 1,470 | Tyres 23% |
| 2020 | 700 | Tyres 22% |
| 2019 | 3,291 | Tyres 23% |
| 2018 | 2,755 | Tyres 21% |
| 2017 | 2,699 | Suspension 23% |
| 2016 | 3,545 | Suspension 30% |
| 2015 | 2,960 | Suspension 33% |
| 2014 | 3,403 | Suspension 37% |
| 2013 | 2,494 | Suspension 41% |
| 2012 | 1,291 | Suspension 50% |
| 2011 | 2,609 | Suspension 49% |
| 2010 | 2,342 | Suspension 56% |
| 2009 | 1,367 | Suspension 53% |
| 2008 | 1,682 | Suspension 48% |
| 2007 | 2,529 | Suspension 43% |
| 2005 | 2,982 | Suspension 45% |
| 2004 | 2,426 | Suspension 46% |
| 2003 | 1,866 | Suspension 51% |
| 2002 | 835 | Suspension 48% |
| 2001 | 669 | Suspension 47% |
| 2000 | 512 | Suspension 51% |
| 1999 | 382 | Suspension 53% |
| 1998 | 199 | Suspension 48% |
| 1997 | – | 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 Forester cars first registered in 2006. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score