Highlander LTD 2WD V6-3.0L (1MZ-FE) (2002)
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4. VACUUM SWITCHING VALVE ASSY NO. 1
a. Using an ohmmeter, check that there is continuity between each terminals.
Resistance: 33 - 39 ohms at 20°C (68°F)
b. Check that air flows form port B to port C.
c. Apply battery voltage across the terminals.
d. Check that air flows from port B to port A.
