Chevy/GMC Duramax 01-04 LB7 Discussion of Chevy and GMC Trucks with LB7 Duramax Turbo Diesel Engines

Intake air temp.

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Old 10-13-2008, 01:44 PM
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Default Intake air temp.

I just replace my MAF and thought everthing was great, but now I get a PO0113 code after driving 100 to 150 miles. I never got this code before. I clear the code and it comes back about the same distance. Is this another bad sensor, or is it related to the replacement of the MAF sensor?
 
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Old 10-13-2008, 01:53 PM
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p0113 - intake air temperature sensor circuit high voltage.
 
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Old 10-13-2008, 01:55 PM
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Did you clean the sensor connections as well as the sensors? I never got the p0113 before, but I cant see it coming up because you replaced a sensor.. Maybe another bad one.
 
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Old 10-13-2008, 02:00 PM
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the IAT sensor signal voltage indicated that the intake air temp is less than -38*C for 2 seconds.

first u might want to double check and see if no wires or connectors are messed up on the maf sensor
 
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Old 10-13-2008, 03:21 PM
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Did you replace the sensor with a AC Delco, Delfi or cheap-o??
 
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Old 10-13-2008, 03:35 PM
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A Cardone from Advanced Auto
 
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Old 10-13-2008, 04:43 PM
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Take it back and try another, or save yourself the headache and buy a Delco/Delfi.
 
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Old 10-13-2008, 11:58 PM
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delco FTW!
 
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Old 11-09-2008, 09:12 PM
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If your using EFI, increse the "#" for test frequency
 
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