Renault Df417 -

However, it is not bulletproof. The injector clamp issue is a design flaw, and the turbo actuator problem is common. If you can find one where both have been fixed (or you budget for them), the DF417 will run happily past 200,000 miles.

The DF417 is a brilliant economic engine. It returns hybrid-like fuel economy without hybrid complexity. The timing chain is a huge reliability win over a belt. renault df417

New bolts, new clamps, and (if damaged) re-machining the injector seat. Never ignore this noise. 3. Diesel Particulate Filter (DPF) Clogging Early Euro 4 versions did not have a DPF. Later Euro 5 DF417 engines do have one. Because the engine is so efficient, it does not produce enough heat on short trips. If you only drive 3 miles to work, the DPF will clog. However, it is not bulletproof

You can sometimes clean the turbo mechanism, but most owners end up replacing the turbo cartridge or the whole turbo. 2. Injector Clamping Problems (The "Chatter" Noise) This is the most famous DF417 flaw. The injector clamps (small metal brackets) can loosen over time. When they do, the injector starts to "hammer" against the cylinder head. You will hear a distinctive metallic ticking or knocking that increases with engine speed. The DF417 is a brilliant economic engine

If you have been shopping for a used Renault, Nissan, Mercedes-Benz A-Class, or even a Dacia, you have almost certainly encountered the engine code DF417 . It is one of the most common variants of the legendary Renault K9K engine family (1.5-liter dCi).

With 240 Nm available from just 1,750 rpm, the engine feels punchy around town. You do not need to rev it hard to make progress.

This engine is often praised for its fuel economy but infamous for a few specific failures. Here is everything you need to know about the DF417. The DF417 is a 1.5-liter, 4-cylinder, common-rail diesel engine . It belongs to the Renault K9K engine family, which debuted in 2001. The DF417 code specifically refers to a version that produces 106 horsepower (78 kW) and 240 Nm of torque .