Renault Koleos common problems and MOT failures
What goes wrong on a used Renault Koleos, year by year: known faults from UK buying guides, the parts flagged at MOT more than on other cars (from 3,839 MOTs done during 2025), and what to check before you buy one.
Pick the year
Most years have their own guide. The year is when the car was first registered (it’s on the logbook, or check the reg below).
What usually goes wrong with a Renault Koleos?
We haven’t found widely reported faults for the Renault Koleos in the UK buying guides we use yet. That doesn’t mean it has none, so check the car carefully and look at the MOT weak spots below.
Common Renault Koleos MOT failures to check
Parts flagged at MOT well above the usual rate for cars the same age, in more than one year. From the DVSA’s results for every MOT done in Great Britain during 2025.
Suspension arm bushes and joints
up to 2.4× usualStands out on cars registered in 2009, 2018 and 2019.
Rough price £120–£180 (one arm) ClickMechanicAt the viewing: Listen for clunks over bumps and feel for the steering wandering. Worn arm bushes show as cracked rubber near the wheels.
Steering rack inner joints
up to 24.2× usualStands out on cars registered in 2017 and 2018.
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.
Ball joint
up to 5× usualStands out on cars registered in 2017 and 2018.
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.
Track rod ends
up to 4.7× usualStands out on cars registered in 2009 and 2018.
Rough price £50–£150 (one end, plus about £30–£50 if it needs a wheel alignment) ClickMechanicAt the viewing: On a straight road the steering wheel should sit straight. Listen for knocks when turning, and check the steering feels even.
Renault Koleos MOT pass rate by year
Of the years since 2005 with plenty of MOT tests, the 2018 Renault Koleos did best (82% passed first time, 1 point above all 2018 cars) and the 2009 did worst (51%, 7 points below all 2009 cars). Older cars fail more, so compare each year with all cars registered the same year.
Questions to ask the seller before buying a Renault Koleos
Ask before you travel to see it. A seller who knows the car will have answers, and receipts.
- Any recent work on the suspension arm bushes and joints? (Flagged at MOT 2.4× as often on the Renault Koleos as on other cars the same age.)
- Any recent work on the steering rack inner joints? (Flagged at MOT 24.2× as often on the Renault Koleos as on other cars the same age.)
- Any recent work on the ball joint? (Flagged at MOT 5× as often on the Renault Koleos as on other cars the same age.)
- Can I see the service history and receipts for any big jobs?
Looking at a Renault Koleos?
Check the actual car: its own MOT history, whether it already shows these weak spots and what to ask the seller. Free, no sign-up.
Where this comes from: MOT figures are the DVSA’s anonymised results for every MOT test done in Great Britain during 2025, grouped by the year each car was first registered. How many are on the road is from the Department for Transport’s vehicle licensing statistics. Known faults are from UK buying guides, in our own words, with links. How we score