Highlander 4WD V6-3.3L (3MZ-FE) Hybrid (2007)
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Canister Purge Control Valve: Testing and Inspection
INSPECTION
1. INSPECT DUTY VACUUM SWITCHING VALVE
a. Check the VSV for open circuit.
1. Using an ohmmeter, measure the resistance between the terminals.
If the result is not as specified, replace the VSV.
b. Check operation of the VSV.
1. Check that air does not flow from the port as shown in the illustration.
If the result is not as specified, replace the VSV.
2. Apply battery positive voltage across the terminals.
3. Check that air flows from the port as shown in the illustration.
If the result is not as specified, replace the VSV.