Originally Posted by 325myAZ
Pentosin makes a variety of fluids.
The only acceptable Pentosin fluid that can be used in your BMW power steering is Pentosin ATF 1.
If he used CHF 11s, CHF 202, ASF 11s, CHF 7.1 or LHM+ then he used the WRONG fluid. (These are hydraulic fluids that can be used in power steering systems... but NOT in BMW power steering systems.)
BMW specifies an ATF fluid. Period.
Correction: Pentosin 11s is used on BMW's equipped with self leveling suspensions, for example, on the E39. The best way to know is to look right on the reservoir cap- it'll tell you what to use