Originally Posted By: Doug Hillary
Hi,
buster/lewk - You are correct. Sometimes vehicle/component manufacturers "mask" their design shortcomings by mandating special lubricants based on Warranty experience
The lubricants are especially formulated to mask the issue and they do it very well in most cases. In the meantine downstream modifications take effect that are "seamless" in many cases
I won't provide names but some Japanese manufacturers are not immune to this concept either!!
It has been happening for decades!
Now why doesn't this suprise me in the least about the system...
Well, we can extrapolate from that then Honda engines require a healthy dose of moly in their early stages, as factory fill based on the VOA's here state that fact.
IIRC, doesn't that TDI engine have fuel dilution issues, as per RI_RS4's Audi.
Wonder what Toyota's issues are...