Toyota
Nissan Versa
 Sedan Service Manual
Engine » Engine control system (EC) » P0112, P0113 IAT sensor
DTC Logic

DTC DETECTION LOGIC

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0112 Intake air temperature sensor circuit low input An excessively low voltage from the sensor is sent to ECM.
  • An excessively high voltage from the sensor is sent to ECM.
  • Intake air temperature sensor
P0113 Intake air temperature sensor circuit high input An excessively high voltage from the sensor is sent to ECM.

DTC CONFIRMATION PROCEDURE

1.PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

  1. Turn ignition switch OFF and wait at least 10 seconds.
  2. Turn ignition switch ON.
  3. Turn ignition switch OFF and wait at least 10 seconds.

>> GO TO 2.

2.PERFORM DTC CONFIRMATION PROCEDURE

  1. Turn ignition switch ON and wait at least 5 seconds.
  2. Check 1st trip DTC.

Is 1st trip DTC detected?

YES >> Go to EC, "Diagnosis Procedure".

NO >> INSPECTION END

    More about «P0112, P0113 IAT sensor»:

    DTC Logic

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