2004 Hyundai Elantra Sluggish

2004 HYUNDAI ELANTRA
87,000 MILES • 2.0L • 4 CYL • FWD • AUTOMATIC
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MIKEJ0125
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  • 1 POST
This is my wife's vehicle. I feel it when she drives and feel it more when I drive. The vehicle feels sluggish when driving. By this I mean that the power in the engine has seem to reduce since we first got this vehicle, we are the only owner. I have just replaced plugs, wires, and the coil pack to eliminate spark issues. I am getting ready to try a fuel pump as I have seen a service bulletin that states that high altitude and high temperatures can cause a fuel delivery problem. I live in Florida, so the altitude is not an issue, but the temperature is. I am also going to purchase a can of carb cleaner to spray around the air hoses to check for leaks as well. What else could be possible? There are no engine codes, but O2 sensors are still possible?
Dec 19, 2014 at 9:41 AM
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HMAC300
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  • 48,601 POSTS
scan for codes and check fuel pressure with a gauge first auto parts rent it
Dec 19, 2014 at 10:04 AM