From an earlier thread, and since the costs for Fixed Price Servicing were increased (from April 2016), it became clear that Toyota GB had revised the content of the Intermediate, Full and Full+ services.
See https://www.toyota.co.uk/caring-for-your-toyota/service-and-maintenance/car-servicing.json and
https://www.toyota.co.uk/download/cms/gben/Toyota Service Pricing Content Updated_tcm-3060-294039.pdf
I contacted Toyota GB for some clarification , and have copied the reply belo