Kia Optima Hybrid: Engine Control System / CVVT Oil Control Valve (OCV) Repair procedures

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Engine Control/Fuel System / Engine Control System / CVVT Oil Control Valve (OCV) Repair procedures

Inspection

1.	Turn the ignition switch OFF.

2.	Disconnect the OCV connector.

3.	Measure resistance between the OCV terminals 1 and 2.

Check that the resistance is within the specification.

Specification: 6.9 ~ 7.9? [20°C(68°F)]

Removal

1.	Turn the ignition switch OFF and disconnect the battery negative (-) terminal.

2.	Disconnect the CVVT oil control valve connector (A).

3.	Remove the mounting bolt (B), and then remove the valve from the engine. [Bank 1 / Intake] [Bank 1 / Exhaust]

Installation

•	Install the component with the specified torques.

•	Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.

•	Apply the engine oil to the valve O-ring.

Install in the reverse order of removal.

CVVT oil control valve installation bolt:

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

CVVT Oil Control Valve (OCV) Schematic Diagrams

Circuit Diagram ...

NVLD(Natural Vacuum Leakage Detection) Description and Operation

Description NVLD(Natural Vacuum Leakage Detection) is located between the canister and the fuel tank air filter. NVLD is to detect leaks equivalent to a 0.5 mm hole in the fuel tank, canister and hoses. ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: High Voltage Shut-off Procedures

High Voltage Shut-off Procedures Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries. • High voltage components: ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Rear Disc Brake Components and Components Location

Components 1. Guide rod bolt2. Bleed screw3. Caliper carrier4. Caliper body5. Inner pad shim6. Brake pad7. Pad retainer ...