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Old 08-31-2016, 12:11 PM   #10
Jimmy E. James
Board Member
Join Date: Aug 2016

Originally Posted by Plus T View Post
I dont understand. How can you tell if the contacts in the fuel pump relay are opening/ closing? Do you have to take apart the relay and look inside it?
Don't have to open any relay to test
Use DVOM, high impedance, on computer side circuits and test light for B+ and switched
Good "T" pins for plug back probes also make it easier
Also test for good ground(s) to relay, like one for RSR if voltage/trigger is good
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