Known issues

Renault engine problems by mileage

Known problems of the Renault engines covered so far, with the models they are fitted to. Each engine page has the symptoms, fault codes, tests and fixes. More engines are added over time.

Renault/Nissan 1.5 dCi (K9K)

Diesel · 2001–2021

Renault models: Clio II to IV, Megane II to IV, Scenic II and III, Kangoo, Captur, Kadjar, Fluence, Modus

ProblemTypical mileage
Big-end bearing spin
high severity
100,000–220,000 km
60,000–135,000 miles
Injector failure and starting problems
medium severity
100,000–250,000 km
60,000–155,000 miles
Turbo failure from oil starvation
high severity
120,000–220,000 km
75,000–135,000 miles
Particulate filter and oil level rising
medium severity
60,000–200,000 km
35,000–125,000 miles

Renault models: Clio IV, Captur, Megane III and IV, Scenic III and IV, Kadjar, Kangoo

ProblemTypical mileage
High oil consumption
high severity
40,000–120,000 km
25,000–75,000 miles
Timing chain stretch after running low on oil
high severity
60,000–140,000 km
35,000–85,000 miles

Real Renault repair cases

Browse Renault cases

Reviewed cases from colleagues: complaint, measurements, tests and the repair that fixed it.