2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 533
Will CONSULT-III be used?
Will CONSULT-III be used?
YES - GO TO 2.
NO - GO TO 4.
2.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.
NOTE:
After repair, check that the hoses and clips are installed properly.
TESTING CONDITION:
- Open engine hood before conducting the following procedure.
- If any of following conditions are met just before the DTC confirmation procedure, leave the vehicle for more than 1 hour.
- Fuel filler cap is removed.
- Fuel is refilled or drained.
- EVAP component part/parts is/are removed.
- Before performing the following procedure, confirm that battery voltage is more than 11 V at idle.
- Check that EVAP hoses are connected to EVAP canister purge volume control solenoid valve properly.
- GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Turn ignition switch ON and select "DATA MONITOR" mode with CONSULT-III.
2. Check that the following conditions are met.
FUEL LEVEL SE: 0.25 - 1.4 V
COOLAN TEMP/S: 0 - 32锟紺 (32 - 90锟紽)
FUEL T/TMP SE: 0 - 35锟紺 (32 - 95锟紽)
INT A/TEMP SE: More than 0锟紺 (32锟紽)
If NG, turn ignition switch OFF and leave the vehicle in a cool place (soak the vehicle), or refill/drain fuel until the output voltage of the "FUEL
LEVEL SE" meets within the range above and leave the vehicle for more than 1 hour. Then start from step 1.
3. Turn ignition switch OFF and wait at least 10 seconds.
4. Turn ignition switch ON.
5. Select "EVP V/S LEAK P0456/P1456" of "EVAPORATIVE SYSTEM" in "DTC WORK SUPPORT" mode with CONSULT-III.
Follow the instructions displayed.
NOTE:
If the engine speed cannot be maintained within the range displayed on CONSULT-III screen, go to EC-22, "BASIC INSPECTION :
Special Repair Requirement".
Which is displayed on CONSULT-III screen?
OK - INSPECTION END
NG - Go to See: P Code Charts/P0456.
4.PERFORM COMPONENT FUNCTION CHECK
With GST
Perform component function check. See: P Code Charts/P0456.
NOTE:
Use component function check to check the overall function of the EVAP very small leak function. During this check, a 1st trip DTC might not be
confirmed.
Is the inspection result normal?
YES - INSPECTION END
NO - Go to See: P Code Charts/P0456.
Component Function Check
1.PERFORM COMPONENT FUNCTION CHECK
With GST
CAUTION:
- Never use compressed air, doing so may damage the EVAP system.
- Never start engine.
- Never exceed 4.12 kPa (0.042 kg/cm2, 0.6 psi).
1. Attach the EVAP service port adapter securely to the EVAP service port (commercial service tool).
