Kia Rio: Evaporative Emission Control System / Canister

Repair procedures

Removal
1.

Turn the ignition switch OFF and disconnect the battery negative (-) terminal.

2.

Remove the fuel tank assembly.

(Refer to Fuel System - "Fuel Tank")

3.

Disconnect the vapor hose and quick-connector (A) and ventilation hose (B).

4.

Remove the mounting bolt (A) and then remove the canister.

Inspection
1.

Check for the following items visually.

Cracks or leakage of the canister

Loose connection, distortion, or damage of the vapor hose/ tube

A: Canister ↔ Fuel Tank

B: Canister ↔ Intake Manifold

C: Canister ↔ Atmosphere

Installation
1.

Install in the reverse order of removal.

    Description and operation Description Evaporative Emission Control System prevents fuel vapor stored in fuel tank from vaporizing into the atmosphere.

    Description and operation Description A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which would seal the fuel filler.

    Other information:

    Kia Rio 2017-2023 YB Service Manual: Power Door Mirrors

    C

    Kia Rio 2017-2023 YB Service Manual: Refrigerant line

    Repair procedures Replacement 1. Discharge refrigerant from refrigeration system. 2. Replace faulty tube or hose.    Cap the open fittings immediately to keep moisture or dirt out of the system.

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