Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Variable Induction Control Solenoid: Testing and Inspection

VSV For Acoustic Control Induction System (ACIS)

INSPECTION

1. REMOVE V-BANK COVER
2. REMOVE INTAKE AIR CONNECTOR
3. DISCONNECT THROTTLE BODY
4. REMOVE INTAKE MANIFOLD ASSEMBLY
5. REMOVE VACUUM TANK

6. REMOVE VSV

a. Disconnect the 2 vacuum hoses and connector from the VSV
b. Remove the screw and VSV.




7. INSPECT VSV FOR OPEN CIRCUIT
Using an ohmmeter, check that there is continuity between each terminals.

Resistance: 33 - 39 Ohms at 20 °C (68 °F)

If there is no continuity, replace the VSV.




8. INSPECT VSV FOR GROUND
Using an ohmmeter, check that there is no continuity between each terminal and the body.
If there is continuity, replace the VSV.

9. INSPECT VSV OPERATION




a. Check that air flows from port E to the filter




b. Apply battery voltage across the terminals.
c. Check that air flows from port E to port F.
If operation is not as specified, replace the VSV.

10. REINSTALL VSV
a. Install the VSV with the screw.
b. Connect the 2 vacuum to the VSV.

11. REINSTALL VACUUM TANK
12. REINSTALL INTAKE MANIFOLD ASSEMBLY
13. RECONNECT THROTTLE BODY
14. CHECK FOR FUEL LEAKS
15. REINSTALL INTAKE AIR CONNECTOR
16. REINSTALL V-BANK COVER