2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 179
NOTE:
If engine will not start or stops soon, wait at least 10 seconds with engine stopped (Ignition switch ON) instead of running engine at idle speed.
- GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A
1. Start engine and warm it up to normal operating temperature.
2. Run engine for at least 10 seconds at idle speed.
3. Check 1st trip DTC.
Is 1st trip DTC detected?
YES - Go to See: P Code Charts/P0101.
NO-1 - With CONSULT-III: GO TO 3.
NO-2 - With GST: GO TO 5.
3.CHECK MASS AIR FLOW SENSOR FUNCTION
1. Start engine and warm it up to normal operating temperature.
If engine cannot be started, go to See: P Code Charts/P0101.
2. Select "MAS A/F SE-B1/B2" in "DATA MONITOR" mode with CONSULT-III.
3. Check the voltage of "MAS A/F SE-B1/B2".
4. Increases engine speed to approximately 4,000 rpm.
5. Monitor the linear voltage rise in response to engine speed increases.
Is the inspection result normal?
YES - GO TO 4.
NO - Go to See: P Code Charts/P0101.
4.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION B
1. Maintain the following conditions for at least 5 consecutive seconds.
2. Check 1st trip DTC.
Is 1st trip DTC detected?
YES - Go to See: P Code Charts/P0101.
NO - INSPECTION END
5.PERFORM COMPONENT FUNCTION CHECK FOR MALFUNCTION B
With GST
Perform component function check. See: P Code Charts/P0101.
