Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2017 Kia Optima Plug-In Hybrid EXFACTORY OEM SERVICE PROCEDURE

Engine Clutch Control Solenoid Valve (E/C_VFS): Specifications: Specification

ENGINE CLUTCH CONTROL SOLENOID VALVE (E/C_VFS) SPECIFICATIONS

Item	N.m
Control type	N/L (Normal Low)
Control pressure (kpa (kgf/cm² , psi))	9.81 - 500.14 (0.1 - 5.1, 1.42 - 72.54)
Currency (mA)	50 - 850
Coil resistance (Ω)	5.1 ± 0.3

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.