Cheap Mercedes-Benz Vito Fuel Injector

The Mercedes-Benz Vito runs across two main generations here: the W639 (2003–2014) and the W447 (2014 onwards), so a 2010 and a 2015 Vito sit in completely different generations with different engines and injection systems. Even if both are diesel, the engine codes will differ and the injectors are unlikely to be interchangeable across that W639-to-W447 boundary. Always confirm the engine code from your V5 or a VIN check and run it past the breaker before buying.

Both a 2006 and a 2012 Vito fall within the W639 generation (2003–2014), so there is a realistic chance of compatibility, but the W639 covered several engine variants — including the 109 CDI, 111 CDI, and 115 CDI — each with its own engine code and potentially different injector specification. The engine code is the critical detail here, not the year alone, so match it exactly before purchasing. Confirm the match with the breaker against both registrations to be sure.

Yes — every variant of the Mercedes-Benz Vito has fuel injectors, because all engines, whether petrol or diesel, use fuel injection rather than a carburettor. Diesel Vitos, which make up the vast majority sold in the UK, use common-rail diesel injectors, while the rarer petrol variants use petrol injectors — these two types are completely different parts and are not interchangeable. Always confirm your fuel type and engine code with the breaker so they supply the correct injector for your specific engine.

Trim level has no bearing on injector fitment — the injector follows the engine, not the badge or trim. A Vito Sport and a standard Vito fitted with the same engine code will use the same injector, since trim differences relate to interior, cosmetic, and comfort features rather than engine components. Give the breaker your engine code and fuel type, and the trim name can be ignored for this part.

The W639 and W447 are entirely different vehicle platforms with different engine families, so injectors from the earlier generation are not a straightforward swap onto the later one. The W447 introduced newer engine codes with different common-rail injection pressures and injector designs compared to the W639. Confirm your exact engine code with the breaker, who can check whether any cross-generation compatibility exists — though it would be unusual.

It is widely known that on modern diesel engines, including those in the Vito, injectors can carry calibration codes that may need to be programmed into the ECU for accurate fuelling — but whether this applies to your specific engine variant and what is involved is something you should confirm with the breaker and your mechanic rather than assume. This is worth factoring into your overall cost, as coding work may be needed on top of the part itself. A good breaker will often be able to advise whether the injector they are supplying came from a matching engine code.