2015 Subaru Forester MOT pass rate: 77.5% (2,945 tests)

2015-registered Subaru Foresters passed 77.5% of 2,945 MOT tests in 2023–2025 — 1.2 points worse than same-age cars (78.7%).

77.5%Pass rate, 2015 cars

98.8Age-adjusted index (100 = average)

2,945Tests analysed

70,966 miMedian mileage at test

78.4% / 76.5%Petrol vs diesel pass rate

Is the 2015 Forester getting worse?

Pass rate of 2015-registered cars across recent test years:

Test year	Pass rate
2023	78.4% -2.2 vs same-age
2024	77.2% -1.3 vs same-age
2025	76.9% -0.1 vs same-age

The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.

What fails on a 2015 Forester

#	System	Defects recorded	Share
1	Suspension	624	47.0%
2	Brakes	208	15.7%
3	Lamps, reflectors and electrical equipment	172	13.0%
4	Tyres	128	9.6%
5	Visibility	74	5.6%
6	Noise, emissions and leaks	37	2.8%

All Forester years compared

Registration year	Tests	Pass rate	Vs same-age	Median mileage
2003	1,832	67.5%	+2.5 pts	128,597
2004	2,374	69.9%	+5.5 pts	122,955
2005	2,905	68.0%	+3.5 pts	120,512
2006	2,652	67.2%	+2.8 pts	115,689
2007	2,452	69.1%	+4.0 pts	110,128
2008	1,625	71.0%	+5.9 pts	106,971
2010	2,236	66.8%	-0.6 pts	109,642
2011	2,296	72.7%	+3.5 pts	105,124
2013	2,108	72.6%	-0.7 pts	91,468
2014	3,392	75.2%	-0.6 pts	81,368
2015 (this page)	2,945	77.5%	-1.2 pts	70,966
2016	3,531	79.9%	-1.4 pts	62,329
2017	2,688	85.5%	+1.4 pts	52,817
2018	2,746	87.9%	+1.6 pts	42,280
2019	1,741	90.8%	+2.3 pts	33,729

Buying a 2015 Forester? Two checks first

Free MOT history checkThe exact car’s failures, advisories and mileage trail — sellers can’t edit it
Topdon OBD2 scannersTopdon diagnostic scanners with full-system readouts
XTOOL diagnostic toolsXTOOL code readers for petrol and diesel cars
Autel UK testersAutel professional-grade diagnostic testers

FAQs

Is a 2015 Subaru Forester reliable?

2015-registered examples passed 77.5% of their MOT tests (2,945 tests, 2023–2025), -1.2 points versus all UK cars registered in the same year. At roughly 11 years old with a median 70,966 miles, condition now varies car by car — always check the individual MOT history.

What mileage is too high for a 2015 Forester?

The median tested example shows 70,966 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.

Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.