Rodeo (4WD) L4-2559cc 2.6L SOHC (4ZE1) (1991)
EVAP Canister Vacuum Switching Valve: Testing and Inspection
Fuel Pressure / Canister VSV Connector
Fuel Pressure / Canister VSV Connector Pin ID
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Disconnect VSV connector.
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Using an ohm meter, check resistance between "GW" and "BW" wires of VSV connector. If resistance is not approximately 30 ohms, replace
VSV.
Canister And Pressure Regulator Vacuum Switching Valve
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Confirm that air passes between "throttle valve" and "air filter" fittings.
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Apply battery voltage to VSV wires "GW" and "BW". Solenoid should click and air should pass between "throttle valve" and "purge control
valve" fittings.
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Replace VSV if faulty.