Renault Fluence 1.4 and 1.6 16v 110 hp problems
The Renault Fluence used the 1.4 and 1.6 16v from 2010 to 2016 (1.6 16V 110). 6 documented faults affect it; the most important is “ignition coil failure” (medium severity, very frequent). Our verdict: “With caution”. Among the documented engines of the Renault Fluence, the safest option is the 2.0 MR20DE / 2.5 QR25DE.
Engine score on this car
5.5 out of 10Acceptable reliability
Only counting the faults that affect the versions and years of the Fluence. How we calculate it
Overall score for the Renault Fluence
5.4 out of 10Acceptable reliability
Engines, gearbox, suspension, brakes, electronics and the rest of the car. See breakdown
Renault K4J / K4M 1.4 and 1.6 16v · Petrol
- In the Fluence
- 2010–2016[1]
- Name
- 1.6 16V 110
- Faults that affect it
- 6 · 1 of high or critical severity
Verdict for the version it uses
1.6 16V 110-135 hp with variable valve timing unit (K4M, 1998-2020)since 1998 · 110–135 hp · K4M
With cautionIt is the version with the most documented faults in the family: ignition coils in roughly one in four testimonies for the Mégane II and Scénic II, a recurring crankshaft position sensor in almost every generation consulted, and one case of timing belt breakage with valve-to-piston contact in the Laguna II.[2][3][4]
Faults that affect the Fluence
- Medium severityFrequency: Very frequentIgnitionIgnition coil failureThe individual ignition coils are the most-cited fault of the K4J/K4M in the European Renault versions: they fail frequently and cause jerking, loss of power and the engine warning light coming on. It is a cheap electrical part to replace, not internal engine damage.Appears at around 30,000 km
- High severityFrequency: OccasionalTimingTiming belt breakage or premature failureThe K4J/K4M's timing belt is a dry type (not running in oil), but several sources document breakages before high mileage is reached, including one case in the Renault Laguna II with valve-to-piston contact. Sticking to the replacement interval is the best prevention.Appears at around 89,000 km
- Medium severityFrequency: CommonElectronicsCrankshaft position sensor failureThe crankshaft position sensor (capteur PMH) appears repeatedly in the reliability sources for almost every generation with this engine, with hard cold starting, stalling or the car cutting out unexpectedly. It is a cheap part, but the failure can leave you stranded.
- Medium severityFrequency: OccasionalTimingVariable valve timing unit failure (dephaser pulley)K4M versions with a variable valve timing unit can suffer a failure of the unit's pulley (déphaseur): unstable idle, hard cold starting and a metallic knock on start-up. It is a minority of the documented cases, but it recurs across several different generations.
- Low severityFrequency: OccasionalEmissions controlFaulty lambda sensors on the 1.6 16V (K4M)The 1.6 16V K4M (Mégane I, Scénic I, Dacia Duster I) has documented lambda sensors that occasionally fail and trigger the engine warning light. They are replaced without touching the engine and it is not a serious fault.
- Low severityFrequency: RareLubricationOil consumption (no documented pattern on this engine)Unlike many modern turbo engines, the sources consulted for the K4J/K4M do not describe a pattern of excessive oil consumption in any of the cars or versions covered by this page.
What to check before buying a used Renault Fluence 1.4 and 1.6 16v 110 hp
Each point comes from a documented fault that affects this car. You can tick them off as you inspect it.
If it has the 1.4 and 1.6 16v (2010–2016)
Ignition coil failure
Medium severityTiming belt breakage or premature failure
High severityCrankshaft position sensor failure
Medium severityVariable valve timing unit failure (dephaser pulley)
Medium severityFaulty lambda sensors on the 1.6 16V (K4M)
Low severityOther engines and gearboxes of the Renault Fluence
Score for each one with the faults that affect this car, from best to worst.
Faults of the Renault Fluence outside the engine
Suspension, brakes, electronics and the rest of the car: they occur with any engine.
- Critical severityFrequency: OccasionalTyres and wheelsWheel bolts under-tightened on cars built in 2015Yes: a Safety Gate alert (A12/0087/16) covers Fluence X38 cars built between 1 April and 6 November 2015, because insufficiently tightened wheel bolts could cause a wheel to be lost while driving. It is a preventive recall: check with your VIN whether your car is included.
- Critical severityFrequency: OccasionalSuspensionRear axle stub axle bolt badly tightened on cars from February 2016Yes: Safety Gate alert A12/1664/16 covers Fluence cars built between 1 and 17 February 2016, because the rear stub axle bolt (right, left or both) may have been left untightened or badly tightened, with a risk of sudden loss of the wheel. It is a preventive and very narrow recall.
- Low severityFrequency: OccasionalBodywork and interiorPremature deterioration of the steering wheel trim, gear knob and seatSeveral owners compiled by fiches-auto.fr say that the leather on the steering wheel, gear knob and driver's seat degrades sooner than expected, sometimes with parts replaced. There is no campaign or public bulletin about it.
- Low severityFrequency: OccasionalBodywork and interiorBroken or noisy door check strapsSome owners compiled by fiches-auto.fr report doors that creak or make a loud noise when opened and door check straps that break or have to be replaced several times. It is a nuisance with no safety implications, and there is no official campaign.
- Low severityFrequency: OccasionalElectronics and infotainmentCar radio and multimedia GPS faultsIt is the most repeated electrical complaint on fiches-auto.fr for the Fluence: 6 of the 87 reports mention the radio or CD. One testimony describes a GPS/radio that switches on with the car locked. There is no campaign or official data.
Buying a Renault Fluence 1.4 and 1.6 16v 110 hp?
We will put you in touch with a partner only if you authorise it in the form.
The Renault Fluence has 2 documented recalls and campaigns. See which ones and how to find out if they affect you
Frequently asked questions
Is the Renault Fluence 1.4 and 1.6 16v 110 hp reliable?
The Renault Fluence used the 1.4 and 1.6 16v from 2010 to 2016 (1.6 16V 110). 6 documented faults affect it; the most important is “ignition coil failure” (medium severity, very frequent). Our verdict: “With caution”. Among the documented engines of the Renault Fluence, the safest option is the 2.0 MR20DE / 2.5 QR25DE.
What faults does the Renault Fluence 1.4 and 1.6 16v 110 hp have?
The documented ones that affect this car are: ignition coil failure (medium severity), timing belt breakage or premature failure (high severity), crankshaft position sensor failure (medium severity), variable valve timing unit failure (dephaser pulley) (medium severity), faulty lambda sensors on the 1.6 16V (K4M) (low severity) and oil consumption (no documented pattern on this engine) (low severity).
Which engine should you choose for the Renault Fluence?
The safest option is the 2.0 MR20DE / 2.5 QR25DE, with a «Buy» verdict.
Own a Renault Fluence 1.4 and 1.6 16v 110 hp? Tell us what faults you have had and at how many kilometres. Report your fault.
Sources
Every fact on this page links to its source. If you find an error, let us know.
- Renault Fluence - WikipediaWikipedia (de) · Other source · consulted 29 October 2026 · in German
- Fiabilité et pannes de la Renault Mégane 2Fiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
- Fiabilité et pannes du Renault Scénic 2Fiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
- Fiabilité et pannes de la Renault Laguna 2Fiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
- Fiabilité et pannes de la Renault Mégane 1Fiches-auto.fr · Motoring press · consulted 27 September 2026 · in French