My Nissan Navara D22 turbo, which has done 94,000 km, has started to blow out more black smoke than it used to. I was thinking of an engine rebuild, as I don't want to purchase a new vehicle. What are ...

I'd be looking at the injectors, particularly as the noise was there when the engine was cold. Worn injectors are a common issue with today's diesels. Disclaimer: You acknowledge and agree that all ...