Kia Optima DL3: Power Train / Fuel Lines, Hoses and Connections

Repair procedures

Inspection

Visually check the fuel lines for cracks, leakage, loose connections, deformation or tank band looseness.

    Repair procedures Inspection 1. Visually check the pipes, hangers and connections for severe corrosion, leaks or damage.

    Repair procedures Inspection [On vehicle inspection] 1. Accelerate the engine to about 3,000 rpm 3 times or more.

    Other information:

    Kia Optima DL3 2019-2026 Service and Repair Manual: Smart Key System

    Specifications Specifications Smart Key Unit Items Specification Rated voltage DC 12 V Operation voltage DC 9 - 16 V Operation temperature -40 to 185°F (-40 to 85°C) RF Receiver Items

    Kia Optima DL3 2019-2026 Service and Repair Manual: A/C Pressure Transducer

    Description and operation Description The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.

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