the yellow filler cap ect is true !!!!
the injesctors has to be bollox imo as a service list has a list of parts and the recomended time for changing em
all mechanics have books recomending things to be changed at what milage and service and injectors would not be on that list
or the ones that did do it done it for extra cash !!!!!!, no fooker is that stupid, to confirm ask jim galbally !!!!