Renault 1.5 dCi (K9K)
The badge shows the lowest confidence tier on this page and the date the oldest fact was checked — the weakest link, not the best.
Drives the camshaft
Cambelt
6 years or 72,000 miles, whichever comes first
Quoted figures for this engine range from 72,000 to 96,000 miles and from five to six years depending on model and market. We publish the conservative end; confirm against your own VIN before relying on a longer one.
The K9K has been in production since 2001 and fitted to more cars than almost any other small diesel sold here — Renaults, Dacias, Nissans, and for a period even a Mercedes A-Class. That reach is the thing to know about it, because a Qashqai owner and a Duster owner are asking about identical hardware. The published belt interval is genuinely inconsistent across models and years, spanning 72,000 to 96,000 miles and five to six years, so this is one to check per car rather than per engine. The calendar limit is what catches people: these are cheap runabouts that often cover modest annual mileage, and the belt ages regardless.
Timing drive
Belt — drives the camshaft
6 years or 72,000 miles, whichever comes firstReported
Quoted figures for this engine range from 72,000 to 96,000 miles and from five to six years depending on model and market. We publish the conservative end; confirm against your own VIN before relying on a longer one.
Replaced at the same time
- Belt tensioner
- Idler pulley
- Water pump on most applications
The time limit is the one that bites. These are cheap, high-mileage cars whose owners track the odometer, and a belt that has done 40,000 miles in eight years is still an eight-year-old belt.
Scheduled servicing
- Regime:
- fixed
- Interval:
- Not established — Varies across the many applications this engine appears in.
- Oil specification:
- Renault RN0720 (SAE 5W-30)
Known issues
- Published intervals vary by model and market across the engine's very long production run, so a figure quoted for one car fitted with the K9K should not be assumed to apply to another.
- Because the engine spans several brands, owners frequently find advice written for a different badge and apply it — sometimes to a car with a genuinely different published interval.
Cars this engine is fitted to
- Renault — Clio (2001–present), Captur (2013–present), Megane (2002–present)
- Dacia — Sandero (2013–present), Duster (2013–present)
- Nissan — Qashqai 1.5 dCi (2007–2021), Juke 1.5 dCi (2010–2019)
- Mercedes Benz — A-Class 180 CDI (2012–2018)
Questions people ask
Does the Renault 1.5 dCi (K9K) have any other belts inside the engine?
Yes — a belt driving the camshaft (6 years or 72,000 miles, whichever comes first). This is the detail most often missed, because a car described as having a timing chain can still carry a wet belt elsewhere in the engine.
Is the Renault 1.5 dCi (K9K) an interference engine?
Yes. If the timing drive fails, valves and pistons meet and the damage normally extends well beyond the timing components — which is why the interval is worth taking seriously rather than stretching.
How often does the Renault 1.5 dCi (K9K) need servicing?
We haven't established a published schedule for this engine. Ask a franchised dealer to quote it against your VIN.
Outstanding recalls
We don’t hold recall data and won’t pretend to — it comes from the SMMT via DVSA, and a per-vehicle check needs a VIN rather than a registration. The official checker is free: check vehicle recalls on GOV.UK. You’ll need the make and the VIN, which is on the V5C and usually visible through the base of the windscreen.
Worth doing on any used car: a recall is free to have done regardless of age or how many owners the car has had, and an outstanding one often survives a change of keeper simply because nobody forwarded the letter.
Sources
Related engines
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