Variable Intake Solenoid (VIS) Valve
VARIABLE INTAKE SOLENOID (VIS) VALVEINSPECTION
FUNCTION AND OPERATION PRINCIPLE
Variable Intake manifold Solenoid (VIS) valves are installed on surge tank (VIS Valve #1) and intake manifold (VIS Valve #2). These VIS valve #1 and #2 control vacuum modulators which activate valves in surge tank and intake manifold. These valves are opened or closed by PCM according to engine condition (Refer to below table).
SPECIFICATION
Specification:
CIRCUIT DIAGRAM
Circuit Diagram:
COMPONENT INSPECTION
1. Turn ignition switch OFF.
2. Disconnect VIS Valve connector.
3. Measure resistance between VIS Valve #1,2 terminals 1 and 2.
4. Check that the resistance is within the specification.
Specification : Refer to SPECIFICATION.