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Can't get troubleshooting codes from check engine light regarding fuel system

(1990 Oldsmobile Cutlass Ciera)
in Las Vegas, NV on December 02, 2010
how do I check fuel pump relay ...need location...there are 4 of them. car will start for only a few seconds. how do I get codes using the check engine light? I put jumper wire from A to B on ALDL then turned key on - - no codes email to please
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Popular Answer
on December 02, 2010
Likley not a relay, you can try swaping the relays around. Most likley a bad fuel pump, try running the vehicle on carb cleaner and see if the engine will run.
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on December 16, 2015
1 st relay in pass. fender . the one with the green and gray wires green is oil pressure safety the gray goes to pump
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