Evaporative Emissions System: Testing and Inspection

EVAP TEST WITH TECH 2
This test is conducted to check EVAP system for its power operation.

Tech 2 must be used for this test.


Test Procedure:
1. Connect Tech 2 to the vehicle DLC.
2. Run the Engine at idle.

Application Menu:

3. Select F3: Miscellaneous Test in the Application Menu.

Miscellaneous Test:

4. Select F2: EVAP Test in the Miscellaneous Test.

EVAP:

5. Select F0: Purge Solenoid.

Purge Solenoid:

6. Push "Decrease" or "Increase" soft key.
7. Control EVAP Purge Solenoid and check a data list.
8. If the data list changes, the Purge Solenoid is normal.
9. Turn engine off, turn ignition SW "On".

EVAP:

10. Select F1: EVAP Vent Solenoid.

Vent Solenoid:

11. Push "On" or "Off" soft key.
12. Control EVAP Vent Solenoid and check data list.
13. If the data list changes, the EVAP Vent Solenoid is normal.