Randomly when driving my car began to lose power as if it were going to die.

145,000 MILES
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4SHOBI
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Are there any ideas to what could possibly be wrong? I feel like everyone is giving me different answers and am not sure where to start? When i would give it gas it seemed not to register the input and the car gained no power. I let it sit over night when this first happened and the next morning tried to start my car which stayed started for approximately 5-10 seconds before puttering down and dying. After revving the gas the car would stay started but still did not gain power when stepping on the gas, and eventually loses power and dies. I managed to get it to a shop which gave me these readings;

(Once these codes came up they were cleared and then nothing else showed up in the reading after)

PO421 Warm up cat EFF Bank 1

PO741 Torque converter clutch solenoid stuck off

P1137 Fuel & Air metering

P1139 Fuel Trim (Same as P1137?)

P1411 Manufacture control auxiliary emission control

P1423 Secondary air injection

I am no mechanic so all of my information that i have received has been here say. The shop that gave me the diagnosis said out of all the problems that registered the torque converter would be the one that could cause the problems that were occurring. So i called a transmission shop.

The transmission shop told me that from the sounds of it (car starts but does not stay running unless kept revved up, still loses power and eventually dies) that it was not the torque converter and it was possible that a false reading was occurring because the operating system is not working at its fullest potential and i may need a tune up first to make sure that something else wasn't causing the readings.

I also noticed that the battery is not holding a charge. It was removed charged and tested to determine it was a good battery.

All of these problems began to occur about 2 months after wrecking my car with damage being done to the column in between the front and back door on the drivers side (If that helps)
Dec 16, 2011 at 12:47 PM
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FIXITMR
  • ✓Experienced Mechanic
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why didn't they test fuel pressure? sounds like fuel starvation.
Dec 16, 2011 at 1:00 PM
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4SHOBI
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What can cause the fuel pressure to drop?
Dec 16, 2011 at 1:03 PM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,989 POSTS
pump failure.
Dec 19, 2011 at 10:50 AM
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