Components |
Hyundai Sonata LF 2014-2019 Service Manual: Intake Manifold Repair procedures
Removal and Installation
1.
Remove the engine cover.
2.
Disconnect the battery negative terminal.
3.
Disconnect the engine wiring connector and haness clamp and disconnect the wiring from intake manifold.
4.
Disconnect the PCV (Positive crankcase ventilation) hose (A) and the PCSV ( ...
Hyundai Sonata LF 2014-2019 Service Manual: CVVT Oil Control Valve (OCV) Description and Operation
Description
Continuous Variable Valve Timing (CVVT) system advances or
retards the valve timing of the intake and exhaust valve in accordance
with the ECM control signal which is calculated by the engine speed and
load.
By controlling CVVT, the valve over-lap or under-lap occurs,
which m ...