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MAFT problem

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90AWDTalon

20+ Year Contributor
877
3
Jan 5, 2003
Everett, Washington
I'm not sure if it is ok to post this hear instead of the problem diagnosis area, but I figured there would be more people here with experience with the MAFT. If its not ok, sorry and one of the mods can move it.

OK, the problem. Saturday I finially finished a bunch of upgrades, turbo, fmic, and larger injectors. I put new fluids in and started the car, kept it idleing for about 30 minutes or so to bleed any air out of the cooling system and make sure every thing was fine. Every thing was.

Then today I go to start it and it wont start, I diagnosed it as a bad relay from the fuel pump rewire I did about 3 years ago. Got a new one and the car started and ran fine for about 5 minutes then it went super rich and through a code. I shut the car off and checked the code, it was the maf sensor code. I cleared it and restarted the car, instantly through the code and ran like crap. I kept clearing the code and retrying. On two occasions it ran good and didn't through the code for 30-60 seconds. I double, triple, and quadruple checked all the connections, they're all good. After a while I noticed that the red led was solid red, and sometime the green was faint green. On the one occasion the car ran good for a short period of time I noticed that both led were off. This version 1.3 of the maft, and it has been running perfectly for atleast 2 years until now. Any help you guys could give would be great. Like ways to test either the maft or the maf sensor, or any similar personal experience you have.

I called fullthrottle speed and left a message on there machine, but they're east cost and I'm west coast and I don't get home until after they're closed, so I need your guys help.

Thanks
 
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