Vehicle technology is changing regularly to meet ever-tightening emissions standards. With the implementation of Euro VI emissions standards, manufacturers are fitting additional hardware such as Pressure Sensing Glow-plugs (PSG) to monitor in cylinder pressure to accurately diagnose combustion anomalies.
Exhaust gas aftertreatment is also going through a change as selective catalytic reduction is a sub-system which you should be familiar with as the technology becomes more prevalent.
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Date posted: 11 December 2016