A diesel version of the 350 was added in 1978.
Production of this diesel version was between 1980 and 1982.
At this stage there was no diesel version of the 170S.
In spring 1984 the very successful diesel version was added.
A diesel version is also planned in the long term.
There was also a diesel version of this engine size.
A diesel version was expected to be released for the 2010 model year, although those plans were not realized.
It was also sold as a diesel version in Europe; this had a 1.3-litre engine.
A 3-cylinder diesel version is expected in late 2012 according to numerous strong rumors on the internet.
There was talk about making a diesel version of the Expedition for the 2010 model year, but never made it to the planning stage.