Confirmation Procedure
- INSPECTION START
Is it necessary to erase permanent DTC?
YES
GO TO 4.
NO
GO TO 2.
- CHECK INTAKE AIR TEMPERATURE (IAT) SENSOR NOTE: Use the component function check to check the overall function of the IAT sensor circuit. During this check, a 1st trip DTC might not be confirmed.
- Turn ignition switch OFF.
- Disconnect mass air flow sensor harness connector.
- Check resistance between mass air flow sensor terminals as follows.
Terminals
Condition
Resistance (kOhm)
1 and 2
Temperature [ deg. C (deg. F)]
25 (77)
1.94-2.06
Is the inspection result normal?
YES
GO TO 3.
NO
Refer to DTC Diagnosis Procedure .
- CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to Inspection .
Is the inspection result normal?
YES
INSPECTION END
NO
Refer to DTC Diagnosis Procedure .
- PRECONDITIONING
If DTC CONFIRMATION PROCEDURE has been previously conducted, always perform the following procedure before conducting the next test.
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
- Before performing the following procedure, do not add fuel.
- Before performing the following procedure, check that fuel level is between 1/4 and 4/4.
- Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.
GO TO 5.
- PERFORM DTC CONFIRMATION PROCEDURE
- Move the vehicle to a cool place.NOTE: Cool the vehicle in an environment of ambient air temperature between -10 deg. C (14 deg. F) and 35 deg. C (95 deg. F).
- Turn ignition switch OFF and soak the vehicle for 12 hours.CAUTION: Never turn ignition switch ON during soaking.NOTE: The vehicle must be cooled with the hood open.
- Start engine and let it idle for 5 minutes or more.CAUTION: Never turn ignition switch OFF during idling.
- Check 1st trip DTC.
Is 1st trip DTC detected?
YES
Refer to DTC Diagnosis Procedure .
NO
INSPECTION END
- Move the vehicle to a cool place.