Hyundai Tucson: Engine Control System / Variable Intake Solenoid (VIS) Valve Repair procedures
| 1. |
Turn the ignition switch OFF. |
| 2. |
Disconnect the VIS valve connector. |
| 3. |
Measure resistance between VIS valve terminals 1 and 2.
Specification: Refer to "Specification"
|
|
| 1. |
Turn the ignition switch OFF and disconnect the battery negative (-) cable. |
| 2. |
Disconnect the variable intake solenoid valve connector (A). |
| 3. |
Disconnect the vacuum hoses (B) from the valve. |
| 4. |
Remove the installation nut, and then remove the valve from the surge tank. 
|
| • |
Install the component with the specified torques. |
| • |
Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing. |
|
| • |
Use care to keep foreign material out of the valve.
|
|
| 1. |
Install in the reverse order of removal. |
Circuit Diagram
(M/T)
(A/T)
...
Description
Fuel Pressure Control Valve is installed on the high pressure
fuel pump and controls fuel flow flowing into the injectors in
accordance with the ECM signal calculated based on vario ...
Variable Intake Solenoid (VIS) Valve Schematic Diagrams
Fuel Pressure Control Valve Description and Operation