FixVault

Circuit/System Verification

NOTE: Larger volume fuel tanks and/or those with lower fuel levels may require several minutes for the floating indicator to stabilize. Refer to J 41413-200  (J 41413-100) operation manual for detailed instructions in Evaporative Emission System Diagnosis .
  1. Connect the J 41413-200  nitrogen/smoke hose to the J 41413-311  brass cone adapter. Disconnect the hose at the fuel cap end of the GE-41415-50  . See Special Tools . Connect the J 41413-311  to the disconnected hose on the GE-41415-50  . See Special Tools . Install the GE-41415-50  filler neck end only to the vehicle. See Special Tools .
  2. Seal the system with a scan tool and use the flow meter on the J 41413-200  (J 41413-100) calibrated to 0. See Special Tools .51 mm (0.020 in) to determine there is no leak in the EVAP system.
    • If a leak is detected, use the J 41413-200  (J 41413-100) to apply smoke to the EVAP system at the filler neck until the leak is located. See Special Tools .