LEMON Manuals: Even more car manuals for everyone
Home >> Isuzu >> 2004 >> Axiom Base, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Introduction >> On-Board Diagnostic (OBD-II) >> On-Board Diagnostic (OBD-II) Information >> EVAP Test

EVAP Test

This test is conducted to check EVAP system for proper 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.
  3. Select F3: Miscellaneous Test in the Application Menu.
    Fig 1: Selecting F3: Miscellaneous Test In Application Menu
    G02788735Courtesy of ISUZU MOTOR CO.
  4. Select F2: EVAP Test in the Miscellaneous Test.
    Fig 2: Selecting F2: EVAP Test In Miscellaneous Test
    G02788736Courtesy of ISUZU MOTOR CO.
  5. Select F1: Purge Solenoid.
    Fig 3: Selecting F1: Purge Solenoid
    G02788737Courtesy of ISUZU MOTOR CO.
  6. Push "Decrease" or "Increase" soft key.
  7. Control EVAP Purge Solenoid and check data list.
  8. If the data list changes, the Purge Solenoid is normal.
  9. Turn engine off, turn ignition SW "On".
  10. Select F0: Canister Vent Solenoid Test.
    Fig 4: Selecting F0: Canister Vent Solenoid Test
    G02788738Courtesy of ISUZU MOTOR CO.
  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.