Quote Originally Posted by brumie59 View Post
Hi Dieseldude and other experts, I have an 04 D4D 2.5 Hilux in the UK, it starts and drives perfectly!, never misses a beat, but is now black smoking quite badly, even at idle, having read many posts about the D4D, the general advice would be to replace the high pressure pump, my previous experience with smoky diesels would be the pump timing, but obviously this is ecu controlled on cdri system, ....can you explain why the High pressure pump would cause black smoke? thanks for any advice
This is probably not a high pressure pump problem. Something else could be causing the black smoke.