DTC Detection Logic

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P0112

IAT SEN/CIRCUIT- B1

(Intake air temperature sensor 1 circuit low bank 1)

An excessively low voltage from the intake air temperature sensor is sent to ECM.

• Harness or connectors

  (Intake air temperature sensor circuit is open or shorted.)

• Intake air temperature sensor

P0113

IAT SEN/CIRCUIT- B1

(Intake air temperature sensor 1 circuit high bank 1)

An excessively high voltage from the intake air temperature sensor is sent to ECM.