1991 GMC EFI TBI Temp sensor operation??
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1991 GMC EFI TBI Temp sensor operation??
Can anyone explain in detail, how the Temp sensor works related to the EFI ECM system, voltage, testing of the temp sensor, etc? What can happen to it, ie short..what happens with the signal, etc? Will it create a code 44, if so , how? What doeas the ECM do with the siganal? Thanks in advance..
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From: Fairhope, AL
Car: 89RS(other cars & pics in vBgarage)
Engine: LO3, 305 TBI Mildly Modified
Transmission: BakerBuilt 700R4 w/B&M Megashifter
Axle/Gears: 3.23 Auburn Pro Series LSD
Re: 1991 GMC EFI TBI Temp sensor operation??
its the IAT intake air temp sensor
https://www.thirdgen.org/forums/tbi/...t=resistor+iat
may be of some help
https://www.thirdgen.org/forums/tbi/...t=resistor+iat
may be of some help
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