Kia 2004.5 Spectra Service Technical Training page 65

2004.5 Spectra Technology
POWERTRAIN
COMPONENT OPERATION
CONTINUOUSLY VARIABLE
VALVE TIMING
(CVVT) SYSTEM
Powertrain
This section will cover Powertrain components and
their operations, which are not commonly found on Kia
vehicles with 4 cylinder engines.
The CVVT system adds several components to the
cylinder head assembly including the:
• Oil Temperature Sensor (OTS)
• Oil Control Valve Filter
• Oil Control Valve (OCV)
• Exhaust camshaft with an oil passage from the rear
of the cam shaft journal to the CVVT assembly,
which is controlled by the OCV.
• Timing Chain
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