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Home >> Pontiac >> 2009 >> Vibe Base, 2.4 0, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Control System & Fuel System - 1.8L (Lay) - DTC P0441 To DTC P2A00) >> DTC P0455 or P0456 >> Circuit/System Verification >> Without Service Bay Test

Without Service Bay Test

WARNING: This page is about a different variant/trim than selected.
    IMPORTANT:
    • The EVAP vent solenoid DOES NOT have to be activated in order to perform this test.
    • Ensure that the vehicle underbody temperature is similar to the ambient temperature and allow the surrounding air to stabilize before starting the diagnostic procedure. The system flow will be less with higher temperatures.
  1. Connect the J 41415-30  to the fuel tank filler neck. See Special Tools . Connect the J 41413-200  to the J 41415-30  . See Special Tools .
  2. Turn the nitrogen/smoke valve to nitrogen.
  3. Use the remote switch to introduce nitrogen and fill the EVAP system until the floating indicator stabilizes.
  4. Verify the flow meter's floating indicator position is stable and at or below the red flag for 5 minutes.
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