Renault F4R 2 Engine specs, problems, reliability, oil Renault F4R 2.0 liter Engine Problems and Reliability. 1. Ignition coils last not so long. In this case, your engine will shake. 2. Rear main seal leak. That is a usual situation for engines with mileage more than 60,000 miles. 3. Unstable idle rpm. That is a feature of F4R. 4. Oil consumption. F4R loves to consume oil more than other engines. Renault Scenic 2000 With F4R Engine Service Manual PDF Hi Guys, It honestly costs me over £1,700 every month to keep this site going (storing so many manuals online is expensive!) so I rely on donations from people like you who are willig to share a few quild to keep us online. If we've helped you even a small amount please use the slider above to donate whatever you can. Thank you so much, every penny helps.