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Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 2 (Engine Controls And Fuel - 5.3L (L83) Or 6.2L (L86) - DTC P0010 To DTC P0442) >> Diagnostic Information And Procedures >> DTC P0112, P0113 Or P0114: Intake Air Temperature (IAT) Sensor 1 Circuit >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
IAT Sensor 1

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Signal P0112, P0114, P2199 P0111, P0113, P0114, P2199 P0113, P0114, P2199* P0111, P2199
Low Reference - P0111, P0113, P0114, P2199, P2227, P2228, P2229 P0113, P0114, P2199, P2227, P2229* -
*Internal ECM or sensor damage may occur if the circuit is shorted to B+.
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