2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

Wierd acceleration need help.

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Old May 13, 2003 | 02:09 PM
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1987RX7guy's Avatar
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From: Laredo, Tx
Arrow Wierd acceleration need help.

Well yesterday I was doing a little "FUN DRIVING" but on the road that I was doing it there are "speed humps" not as bad as speed bumps but still bumps in the road. I hit on at about 35mph and then my car would bog when I floored it. I am thinking it is my TPS or my AFM stuck or catching on something. IDEAS, COMMENTS, Critircisms????

P.S. It stopped doing it after being parked for 30 minutes.

Santiago
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Old May 13, 2003 | 02:27 PM
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From: Orange Park FL (near Jax)
Loose connection, AFM, or plugged up fuel pickup.
A dirty fuel pickup strainer is sensitive to fuel sloshing it the tank is not top full.

fuel pickup
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Old May 13, 2003 | 03:10 PM
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From: Laredo, Tx
how hard is it to take out the pump and strainer?

also anyone else got a different idea.

BTW this would happen in a straight line in neutral turning either way and I had about5 or 6 gallons in the tank.
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Old May 13, 2003 | 08:26 PM
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From: Laredo, Tx
bump
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Old May 13, 2003 | 08:43 PM
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From: Hood River oregon
Did you test your TPS yet ther Joey?
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Old May 13, 2003 | 09:23 PM
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From: Rohnert Park CA
has the AFM been rotated or moved???
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Old May 13, 2003 | 09:30 PM
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From: Laredo, Tx
hmmm


well since I put the stock box back in it is loose so I guess it could have moved. what position is it supposed to be in? level, inclined, declined?
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Old May 13, 2003 | 10:01 PM
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From: Rohnert Park CA
should be pretty level, but if the stock box is in, it can't be that far off.

I think I too would check to see if you have a fuel issue at the pickup in the tank.
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Old May 13, 2003 | 10:20 PM
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From: pasadena tx
make sure the ground didnt come loose under the car,because i just found out that the ignition timing wires run under the car with the ground wire off the alternator.right next to the manual trans and i promise you they do in fact , because I have a motor out on a 87 sedan and i followed them myself.
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