...just to be on the safe side:
I don't know what was used before. Can I just top up? I wanted to buy this:
LIQUI MOLY Brake Fluid DOT 4 | 1 L |
Specifications/approvals: FMVSS 116 DOT 3/116 DOT 4 | ISO 4925 Class 3/4925 Class 4 | SAE J 1703/J 1704
Thanks!