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How to troubleshoot a faulty fuel pump in the Audi 80?

I suspect that my Audi 80's fuel pump may be malfunctioning, causing intermittent starting issues. What are the potential causes and troubleshooting steps I can take to diagnose and fix the problem?

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The most common cause of a faulty fuel pump in an Audi 80 is dirt and debris clogging the pump's inlet filter. Start by checking and cleaning the filter in the fuel tank. It's also a good idea to check the fuel pressure and relay for any potential issues.

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