Problem solved. products you will love. I just had 1,3,5,7 Injectors replaced about 4 weeks ago. You will notice that it will take you a number of times to crank the engine before it turns over. An old or worn fuel pump may produce a noticeably loud whine or howl while running. We curate, you discover! Low fuel pressure can be caused by any of these factors, as well as a bad fuel pressure regulator. All Rights Reserved. Both of these problems cause the fuel pressure to drop, starving the carburetor of gasoline and creating the above symptoms. Thanks Chris 73 911 E MFI 02-04-2011, 09:20 AM ... Another reason I think it might be the fuel pump is that I changed the spark plugs after a couple hundred miles and two came out like new the others were expectantly dirty. A rising temperature paired with stalling often indicates a problem with the fuel pump motor. Instrument Panel, Gauges and Warning Indicators, U.S. Nationals Championship and Record-Breaking Runs Give Student Technicians the Experience of a Lifetime, Interns Selected for 2020 Respect is Learned© In The Pits Opportunity. I suspect I am not getting enough fuel … The engine will still crank when the key is turned, but it will be unable to start due to the lack of fuel. Our Glossary will help you learn automotive lingo and better understand each.…, Questions? Your fuel pump is whining. It's important to familiarize yourself with the warning signs of a faulty fuel pump—that way you can address any problems before it's too late. YourMechanic’s technicians bring the dealership to you by performing this job at your home or office 7-days a week between 7AM-9PM. Generally, the rattling noise comes from filters that have become blocked with debris. A bad fuel pump makes unusual whining or whirring noise. The earliest models of fuel pump relied on gravity to deliver fuel to the carburetor. One of them is how they can get the fuel to go from its storage tank and straight into the engine for combustion. Another symptom commonly associated with a problematic fuel pump is difficulty starting. Another sign of a bad fuel pump is a misfiring engine which results in … Our certified mobile mechanics make house calls in over 2,000 U.S. cities. It would be best to have a mechanic check your car to help determine the exact cause of poor fuel economy. If pressure is low, you may have a leak in the fuel line (check the line all the way back to the fuel tank) or throttle body injector (place a piece of paper under the injector and check it later for traces of fuel), or a worn out fuel pump. Usually, a bad or failing fuel pump will produce one or more of the following 8 symptoms that alert the driver of a potential issue.

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