Clean any dirt or grime off the master cylinder reservoir cap with the shop towels. Use brake fluid test strips or ...

but like brake calipers, sometimes it can spring leaks or otherwise fail, and it must be rebuilt or replaced. The master cylinder is topped by the brake-fluid reservoir, which must be kept full.

Just over 106,000 examples of the fourth-gen Tacoma for the US market have been produced with rear brake hoses that may ...