FixVault

DTC Detection Logic

DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause
P0112 IAT SEN/CIRCUIT-B1 (Intake air temperature sensor 1 circuit low input) An excessively low voltage from the intake air temperature sensor 1 is sent to ECM.
  • Harness or connectors (Intake air temperature sensor 1 circuit is open or shorted.)
  • Intake air temperature sensor 1
P0113 IAT SEN/CIRCUIT-B1 (Intake air temperature sensor 1 circuit high input) An excessively high voltage from the intake air temperature sensor 1 is sent to ECM.