Så här testar du ditt bränslepump relä. Klippet är på engelska men visar tydligt hur man gör.
A fuel pump relay's job is to take some of the voltage load off of the wiring harness to allow a better current flow from the battery to the fuel pump. Determine whether a fuel pump relay is bad and needs to be replaced with help from an auto mechanic in this free video on testing car performance.