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1983 - 2012 Ranger & B-Series All Ford Ranger and Mazda B-Series models

2005 Ranger acceleration issues

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Old Aug 30, 2022 | 04:10 PM
  #1  
hendersonjoe35's Avatar
hendersonjoe35
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2005 Ranger acceleration issues

I’ve changed plugs and wires. New fuel filter. Cut off the cat and took out the mass air flow sensor already. The truck will start fine and rpm’s will go up when In park. When I put in drive and take off down the road it’ll reach about 40 and stall out. I could have it floored and rpm’s won’t go up and won’t go any faster. It’s almost like it’s stalling out. I can hear the fuel pump kick on when Turned to accessory but I’m not sure if that could still be the problem. Let me know if y’all know anything about it before I spend the money and time to change out the fuel pump. Thanks!
 
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Old Aug 30, 2022 | 05:52 PM
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Have you checked the fuel pump pressure with an actual gauge?
 
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Old Sep 1, 2022 | 08:30 AM
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Lots of unknowns. Were you having problems Before removing the MAF sensor & Cat Converter??? If you scanned for trouble code clues before tossing parts at the problem, post All code Numbers, as they can help focus a trouble shoot. Test & replace faulty, damaged, worn-out scheduled maintenance suspects, but resist tossing parts at the problem on a hunch.
This puppy isn't going to run well without a functioning MAF sensor in it, as the ECM uses its PID to measure airflow into the engine when we go at throttle up!!

Would be helpful to know some history on the problem, like did it come about suddenly after some event, or slowly over time, why you removed the MAF sensor & cat converter & which engine-tranny combo it has & the mileage on them???
 
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Old Sep 1, 2022 | 08:09 PM
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I also cant see how the truck could work properly without the computer having input from the MAF censor.
 
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