Thread: Simple question-W126, Fuel pump relay-where?
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  #13  
Old 04-07-2017, 02:19 PM
Mike Richards Mike Richards is offline
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Join Date: Dec 2001
Posts: 577
This will test for voltage all the way back to the fuel pump:

http://www.peachparts.com/shopforum/tech-help/382302-testing-m103-fuel-pump-voltage-pump-w-o-helper.html
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