Tacoma Regular Cab 4WD L4-2.7L (3RZ-FE) (1999)
Vapor Pressure Sensor: Testing and Inspection
VSV For Vapor Pressure Sensor
1. REMOVE VSV
a. Disconnect the connector and 3 EVAP hoses from the VSV.
b. Remove the bolt and VSV.
2. INSPECT VSV FOR OPEN CIRCUIT
Using an ohmmeter, check that there is continuity between the terminals.
Resistance: 37 - 44 ohm at 20 °C (68 °F)
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