Tacoma 4WD L4-2.7L (3RZ-FE) (2004)
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Leak Detection Solenoid: Testing and Inspection
VSV For Pressure Switching Valve
INSPECTION
1. REMOVE VSV
2. INSPECT VSV FOR OPEN CIRCUIT
Using an ohmmeter, check that there is continuity between the terminals.
If there is no continuity, replace the VSV.
3. 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
4. INSPECT VSV OPERATION
a. Check that air does not flow from ports E to F
