Check the website mentioned below
www.uniteddiesel.co.uk/diesel-engine-smoke.php
Once on the page look at your tool line top of page 'Edit'. open and select 'Find on this page' enter white smoke. it will go to a list forget that and click NEXT it will go to first write up Glow plugs highlight Glow plugs section paste to word file.. Press next again and copy paste info. Read up.
Hope this helps.
BB
February 2011