Toyota 2GR-FE Manual page 584

ES–428
Result
Suction applied
No suction
A
16
INSPECT DUTY VACUUM SWITCHING VALVE (PURGE VSV)
ES
Result
Air flows
No air flow
A
17
CHECK HARNESS AND CONNECTOR (POWER SOURCE OF PURGE VSV)
Wire Harness Side:
C6
Purge VSV Connector
Result
9 to 14 V
Other than result above
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
Test Results
Purge VSV
A
B
A112597E01
Test Results
Front View
A052933E29
Test Results
Suspected Trouble Areas
EVAP hose between purge VSV and intake manifold
normal
• Intake manifold port
• EVAP hose between purge VSV and intake manifold
(d) Reconnect the hose.
B
Go to step 25
(a) Remove the purge VSV.
(b) Apply the battery voltage to the terminals of the purge
VSV.
(c) Using an air gun, confirm that air flows from port A to port
B.
Suspected Trouble Areas
Purge VSV normal
Purge VSV
(d) Install the purge VSV.
B
Go to step 30
(a) Disconnect the C6 purge VSV connector.
(b) Turn the ignition switch on (IG).
(c) Measure the voltage between terminal 2 of the purge
VSV connector and body ground.
Suspected Trouble Areas
Normal
Wire harness or connectors between purge VSV and
ECM
Proceed to
A
B
Proceed to
A
B
Proceed to
A
B