Kia Optima Hybrid: Emission Control System / Evaporative Emission Control System
Removal 1. Disconnect the vapor hose (A). 2. Remove the PCV valve (B). Inspection 1. Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger movement. ...
Description The Evaporative Emission Control System prevents fuel vapor stored in fuel tank from vaporizing into the atmosphere. When the fuel evaporates in the fuel tank, the vapor passes through vent ...
Description System Overview The System offers the following features: – Human machine interface through a 1-stage button, for terminal switching and engine start. – Control of external relays for ACC / IGN1 / IGN2 terminal switching and STARTER, without use of mechanical ignition switch. – Indication ...
Trouble Symptom Charts Trouble Symptom 1 Trouble Symptom 2 Trouble symptomProbable causeRemedyThe set vehicle speed varies greatly upward or downward"Surging" (repeated alternating acceleration and deceleration) occurs after settingMalfunction of the vehicle speed sensor circuitRepair the vehicle speed ...
Positive Crankcase Ventilation (PCV) Valve Repair procedures
Description and OperationOther information:
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Description and Operation
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Troubleshooting