Kia Optima Hybrid: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve Repair procedures

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Emission Control System / Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve Repair procedures

Removal

1.	Disconnect the vapor hose (A).

2.	Remove the PCV valve (B).

Inspection

Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger movement.

If the plunger does not move (PCV valve is clogged), clean or replace the valve.

Installation

Install in the reverse order of removal.

PCV Valve installation:

1.9 ~ 2.8 N.m (0.19 ~ 0.29 kgf.m, 1.4 ~ 2.1 lb-ft)

Positive Crankcase Ventilation (PCV) Valve Description and Operation

Operation Principle ...

Evaporative Emission Control System

...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Start/Stop Button Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Using a screwdriver or remover, remove the crash pad side cover (A). 3. After loosening the mounting screws, then remove the crash pad lower panel (A). 4. Disconnect the crash pad lower switch connectors (A), diagnosis connector (B), crash pad ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Side Airbag (SAB) Module Description and Operation

Description The Side Airbags (SAB) are installed inside the front seat and protects the driver and passenger from danger when side crash occurs. The SRSCM determines deployment of side airbag by using Side Impact Sensor (SIS) signal. Never attempt to measure the circuit resistance of the ...