How is the evaporative system in a Kia Rio?

How is the evaporative system in a Kia Rio?

Evaporative System Monitoring Evaporative And ORVR Emission Control System This system consists of below items; – Fill vent valve – 1. Purge control solenoid valve (PCSV) 2. Vapor line 3. ORVR valve 4. Fuel tank air filter 5. Canister close valve (CCV) 6. Canister 7.

Where is the purge control solenoid valve in a Kia Rio?

The gathered fuel vapor in canister is drawn into the intake manifold by the ECM/PCM when appropriate conditions are set. The Purge Control Solenoid Valve (PCSV) is installed in the passage connecting the canister to the intake manifold. It is a duty type solenoid valve and is operated by ECM/PCM signal.

How are the hoses attached to an EVAP canister?

As described above, there are typically three hoses attached to the canister: the EVAP vent solenoid, the fuel cell, and the EVAP purge solenoid. Remove all three of these hoses and clearly mark which hose attaches to the specific male fitting on the EVAP emissions control canister.

What happens when the fuel cap is opened on a Kia Rio?

The PCSV is opened with a certain ramp for the pressure to reach down to a certain level. If the pressure can’t be lowered below a threshold, the system is regarded as having a fuel cap-open or having a large leak. The PCSV is closed and the system waits for a period to get stabilized pressure.

As described above, there are typically three hoses attached to the canister: the EVAP vent solenoid, the fuel cell, and the EVAP purge solenoid. Remove all three of these hoses and clearly mark which hose attaches to the specific male fitting on the EVAP emissions control canister.

How do you remove an EVAP emissions canister?

Step 8: Remove EVAP canister from the clips (if applicable). In many cases this part is attached to a series of clips on the backside. You can gain access to these clips after you remove the bolts. Using a flat blade screwdriver, carefully depress on the clip and slide the EVAP emissions canister off the bracket.

How can I tell if my EVAP canister is bad?

There are a few warning signs that might also indicate that a problem with the EVAP emissions control canister exists including the following: Check Engine Light displays on dash: When there is a problem with the EVAP emissions control canister, the Check Engine Light will display on the dash.