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Can I drive my TPI with my MAF disconnected

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Old Oct 24, 2003 | 12:05 PM
  #1  
TylerM's Avatar
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Can I drive my TPI with my MAF disconnected

ive heard u can...but it will run lean. i've also heard you can but it will run rich. i just need some real clarification. Is there any downsides? besides throwing a code??? i don't wanna screw my engine up anymore (just done fixing).
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Old Oct 24, 2003 | 01:36 PM
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bigals87z28's Avatar
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From: Ocean, NJ
Car: Check The Sig
yes you can. What will happen is the ECM will go into limp home mode and run on a pre-set number of air flow. as for rich or lean, you probably will run lean at WOT because the ecm doesnt really know how much air your sucking in, therefore cant compesate adding fuel. I wouldnt beat on the car to much with the MAF disconnected.
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Old Oct 24, 2003 | 03:01 PM
  #3  
MasterEvilAce's Avatar
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Originally posted by bigals87z28
yes you can. What will happen is the ECM will go into limp home mode and run on a pre-set number of air flow. as for rich or lean, you probably will run lean at WOT because the ecm doesnt really know how much air your sucking in, therefore cant compesate adding fuel. I wouldnt beat on the car to much with the MAF disconnected.
:/

Whoops.. heh heh..

Yeah I've got either a bad MAF, or the relay is bad.. been that way for awhile now..

is there a way to test the MAF sensor?
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Old Oct 24, 2003 | 03:34 PM
  #4  
bigals87z28's Avatar
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From: Ocean, NJ
Car: Check The Sig
umm, you can try testing with a voltmeter. Im sure there is a way mentioned on the front page on how to test for voltage. Im not 100% on what to touch and test for.
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