White smoke in idle

Hi,
a toyota hiace EFI diesel engine was brought in my workshop. at idle
there is white smoke in exhaust

it is not affected by temperayure that it is Cold or HOT

but at high RPM or high speeds it is quite normal and there is no white
or excessive smoke

engine check light is in quite normal operation there is no error code

"Adnan" <adnan.advance.services@> wrote in message
news:1162549586.178807.187540@f16g2000cwb. o...
> Hi,
> a toyota hiace EFI diesel engine was brought in my workshop. at idle
> there is white smoke in exhaust
>
> it is not affected by temperayure that it is Cold or HOT
>
> but at high RPM or high speeds it is quite normal and there is no white
> or excessive smoke
>
> engine check light is in quite normal operation there is no error code
>

I am not very good at diagnosing diesels, but if you are asking what is
causing the white smoke, I would check injector pump timing.
--

Ray O