P011C

P011C IAT SENSOR

DTC Logic


DTC DETECTION LOGIC







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.

TEST CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 V at idle.

- GO TO 2.

2. PERFORM DTC CONFIRMATION PROCEDURE

1.Start engine and let it idle for at least 5 seconds.
2.Check 1st trip DTC.
Is 1st trip DTC detected?
YES- Proceed to .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK INTAKE AIR TEMPERATURE SENSOR 2

Check intake air temperature sensor 2. .
Is the inspection result normal?
YES- GO TO 2.
NO- Replace turbocharger boost sensor (with intake air temperature sensor 2). Exploded View.

2. CHECK INTAKE AIR TEMPERATURE SENSOR 1

Check intake air temperature sensor 1. .
Is the inspection result normal?
YES- Check intermittent incident. Intermittent Incident.
NO- Replace mass air flow sensor (with intake air temperature sensor 1). Exploded View.


Component Inspection (Intake Air Temperature Sensor 1)


1. CHECK INTAKE AIR TEMPERATURE SENSOR 1

1.Turn ignition switch OFF.
2.Disconnect mass air flow sensor harness connector.
3.Check resistance between mass air flow sensor terminals as follows.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace mass air flow sensor (with intake air temperature sensor 1). Exploded View.


Component Inspection (Intake Air Temperature Sensor 2)


1. CHECK INTAKE AIR TEMPERATURE SENSOR 2

1.Turn ignition switch OFF.
2.Disconnect turbocharger boost sensor harness connector.
3.Check resistance between turbocharger boost sensor terminals as follows.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace turbocharger boost sensor (with intake air temperature sensor 2). Exploded View.