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Old Mar 26, 2008 | 06:13 AM
  #1  
aznoophi's Avatar
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From: Houston, Tx
Default fuel problem

when i start my car i have to step on the gas pedal and tha clutch at the same time so the car will turn on!! and when im driving the first 5min or soo it turns off when i stop at a light but after 5 or soo minutes it runs straight!

CAN IT BE MY FUEL PUMP????????
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Old Mar 26, 2008 | 10:27 AM
  #2  
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Default Re: fuel problem (aznoophi)

DOubtfully a fuel pump. Sounds more along the line of cold start up issues.

What type of Climate are you in.
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Old Mar 26, 2008 | 12:45 PM
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Default Re: fuel problem (Acidcrakker)

Did you recently reset your ECU? I believe sometimes this is caused by EGR problems. What kind of mileage do you have? If it's like mine, it will go away after a few days of driving as your ECU learns and corrects for the problem.
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Old Mar 26, 2008 | 02:00 PM
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i just unplug it thats it!! but it been happening for 2weeks now..
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Old Mar 27, 2008 | 05:05 PM
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today i left the car runing for 5min and then drove it and everything was good..so its probully be my fuel pump!
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Old Mar 30, 2008 | 12:20 PM
  #6  
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idk wats wrong with my car but now it keeps dieing on my and a stop!!!!
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Old Mar 30, 2008 | 12:26 PM
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Default Re: (aznoophi)

Whats your TPS voltage at?
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Old Mar 30, 2008 | 12:52 PM
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wats TPS? sorry
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Old Mar 30, 2008 | 12:54 PM
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how can u tell wat it reads
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Old Mar 30, 2008 | 01:06 PM
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Default Re: (aznoophi)

lucky for you I have nothing better to do at work now

A TPS stands for Throtal postion sensor. It monitors the butterfly valve in the Throtall body. When you step on the gas pedal your pedal pulls on a throtal cable. The throtal cable pulls on the butterfly valve in the TB, and the TPS monitors how far wide open the valve is.

Now when the valve is closed, the TPS should be emitting .45v to the ECU. And when its fully open it emits 4.5v to the ECU.

How you check it is this. Go get a multimeter, they are 20 bucks and super handy.

Turn the mutimeter to the 20v postion and stick the middle wire going into the tps with it, far enough that that your hitting the wire inside. Take the ground from the muiltimeter and ground it to the car. Put the car to the ON postion in ignition and pull the readings.
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