Hyundai Veloster: Variable Intake Solenoid (VIS) Valve. Description and Operation
Description

|
Engine condition |
VIS valve |
Operation |
|
Medium speed |
Closed |
Increasing engine performance in low engine speed by reducing intake
interference among cylinders |
|
Low / High speed |
Open |
Minimizing intake resistance by shortening intake manifold length
and increasing area of air entrance |

CVVT Oil Control Valve (OCV). Repair procedures
Variable Intake Solenoid (VIS) Valve. SpecificationsSpecifications
Specification
Item
Resistance (Ω)
Driver Airbag (DAB)
1.7 ~ 2.3
Passenger Airbag (PAB)
1.7 ~ 2.3
...
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 ...
General Safety Information and Caution
Precautions
General Precautions
Please read the following precautions carefully before performing the
airbag system service.
Observe the instructions described in this manual, ...