Kia Optima DL3: Evaporative Emission Control System / Fuel Tank Air Filter

Repair procedures

Removal
1.

Disconnect the negative battery (-) terminal.

2.

Remove the [LH] rear wheel guard.

(Refer to Body - "Rear Wheel Guard")

3.

Disconnect the ventilation hoses (A) from the fuel tank air filter.

4.

Remove the fuel tank air filter (B) after loosening the mounting bolt.

Tightening torque :

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

Installation
1.

Install in the reverse order of removal.

    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.

    Specifications Specification Item Specification Coil Resistance (Ω) 22.0 - 26.0 [20°C (68°F)] Schematic diagrams Circuit Diagram Harness Connector Repair procedures Inspection 1.

    Other information:

    Kia Optima DL3 2019-2026 Service and Repair Manual: Compressor

    Description and operation Description The compressor is the power unit of the A/C system. It is located on the side of engine block and driven by a V-belt of the engine. The compressor changes low pressure and low temperature refrigerant gas into high pressure and high temperature refrigerant gas.

    Kia Optima DL3 2019-2026 Service and Repair Manual: Blower Resistor

    Repair procedures Inspection 1. Measure the resistance between the terminals. 2. measured resistance is not within specification, the blower resistor must be replaced. (After removing the resistor) (1) Pin No 1.

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