Kia Optima: Evaporative Emission Control System / Canister

Kia Optima DL3 2019-2025 Service and Repair Manual / Emission Control System / Evaporative Emission Control System / Canister

Repair procedures

Removal

1.	Disconnect the negative (-) battery cable.

Remove the stabilizer bar bushing (A).

Tightening torque :

7.8 - 9.8 N.m (4.5 - 5.5 kgf.m, 5.8 - 7.2 lb-ft)

3.	Disconnect the vent hose quick-connector (A), the vapor hose quick-connector (B) from the canister.

Remove the canister after loosening the mounting bolts (A).

Tightening torque :

7.8 - 9.8 N.m (1.9 - 2.4 kgf.m, 5.8 - 7.2 lb-ft)

Inspection

Check for the following items visually.

–	Cracks or leakage of the canister

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

A : Canister ↔ Atmosphere

B : Canister ↔ Fuel Tank

C : Canister ↔ Intake Manifold

Installation

1.	Install in the reverse order of removal.

Evaporative Emission Control System

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

Fuel Filler Cap

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. After ...

Other information:

Kia Optima DL3 2019-2025 Service and Repair Manual: High Mounted Stop Lamp

Repair procedures Removal 1. Disconnect the negative battery terminal. 2. Remove the roof trim assembly. (Refer to Body - "Roof Trim Assembly") 3. Disconnect the high mounted stop lamp connector (A). ...

Kia Optima DL3 2019-2025 Owner's Manual: Immobilizer system

Your vehicle is equipped with an electronic engine immobilizer system to reduce the risk of unauthorized vehicle use. Your immobilizer system is comprised of a small transponder in the ignition key and electronic devices inside the vehicle. With the immobilizer system, whenever you insert your ...