Evaporative Emissions System: Testing and Inspection
FUEL VAPOR LINES, FUEL TANK AND TANK CAP INSPECTION1. Visually inspect lines and connections
Vacuum And Vapor Hose Connections:
- Look for loosen connections, sharp bends or damage.
2. Visually inspect Fuel Tank
- Look for deformation, cracks or fuel leakage.
3. Visually inspect Fuel Tank Cap.
Fuel Filler Cap With Check Valve:
- Check if the cap and/or gasket are deformed or damaged.
^ If necessary, repair or replace the cap.
4. Proceed to Charcoal Cannister, TVV and Check Valve inspections.
^ Charcoal Cannister Inspection Testing and Inspection
^ TVV for EVAP Inspection Testing and Inspection
^ Evaporative Check Valve Testing and Inspection