power steering pump itself has a buildin pressure relief valve

本帖于 2019-01-18 19:34:10 时间, 由普通用户 MoonRiverMe 编辑

as the  pressure build up too high it opens to release the pressure. This safety device is there to prevent any hose busting. If your hose indeed got busted, it is that it reaches its end of life.

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