toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Vacuum Switching Valve (VSV) for EVAP <--> [Canister Purge Solenoid]|Specifications|Page 3069 > < Vacuum Switching Valve (VSV) for EVAP <--> [Canister Purge Solenoid]|Specifications|Page 3067
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Vacuum Switching Valve (VSV) for EVAP: Testing and Inspection

VACUUM SWITCHING VALVE (VSV) FOR EVAP INSPECTION 

1. Remove VSV
2. Inspect VSV

A. Inspect VSV for open circuit

Using an ohmmeter, check that there is continuity between the terminals.

Resistance: 30 - 34 ohms at 20°C (68°F) 

If there is no continuity, replace the VSV.

B. 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.

C. Inspect VSV operation

(a) Check that air does not flow from ports E to F.

NOTICE: Never apply more than 60 kPa (0.61 kgf/sq.cm, 8.7 psi) of pressure compressed air to the VSV.

Vacuum Switching Valve (VSV) for EVAP <--> [Canister Purge Solenoid]|Specifications|Page 3069 > < Vacuum Switching Valve (VSV) for EVAP <--> [Canister Purge Solenoid]|Specifications|Page 3067