Engine fan operation.
Warning on incorrect relays being fitted.

This report is a flow on from the Relay write up in the magazine and the VT and VX reports HOLVT98412 & HOLVX00412 in TaT's a Facts
You can also find it online by going to the bottom of the subscribers page, click on the header and type in Relays, that will give you a list of relevant articles to read or in the 7Th, 8th & 9th edition of the magazine.