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P0111-INTAKE AIR TEMPERATURE SENSOR RATIONALITY (CONTINUED) 4. IAT SENSOR Connect a jumper wire between the (K21) IAT Signal circuit and the With a scan tool, read the IAT voltage. Is the voltage below 1.0 volt with the jumper wire installed? Yes >> Replace the IAT Sensor. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 5 NOTE: Remove the jumper wire before continuing. HB ENGINE ELECTRICAL DIAGNOSTICS 9 - 87 |