System Inspection

Engine Control
P0455 Evaporative Emission System-Leak detected (Large leak) - System Inspection

System Inspection

Check Fuel Filler Cap
1. Check the Fuel Filler Cap is installed and properly tightened.
2. Check if the Fuel Filler Cap seal is missing or damaged.
3. Is the Fuel Filler Cap OK?





Test Condition for PCSV Close Stuck
1. Confirm that the installation arrow mark on PCSV goes towards engine.
2. Disconnect hose at the PCSV coming from the fuel tank.
3. Connect GDS and select "PCSV" parameter on current data.
4. Engine "ON".
5. Check for vacuum or no vacuum through the port at the PCSV in accordance with PCSV operating condition.
- Check the amount of vacuum, by hand, through the PCSV when PCSV is ON (Open)




6. Is the vacuum condition at the port normal?





Test Condition for checking clogging of Vapor line
1. Remove service hall cover for Canister underneath rear seat or trunk luggage floor (Fig 1)
2. Remove Vapor line coupler.
3. Connect GDS and select "PCSV" parameter on current data.
4. Engine "ON".
5. Check for vacuum or no vacuum through the coupler of vapor line in accordance with PCSV operating condition.
- Check the amount of vacuum, by hand, through the PCSV when PCSV is ON (Open)




6. Is the vacuum condition of the vapor line normal?