Toyota 2GR-FE Manual page 583

Test Results
Fuel cap loose
Defective fuel cap
No fuel cap
14
INSPECT DUTY VACUUM SWITCHING VALVE (PURGE VSV)
Hose (to Canister)
Purge VSV
Result
Test Results
No suction
Suction applied
15
CHECK EVAP HOSE (PURGE VSV - INTAKE MANIFOLD)
Hose (to Intake
Manifold)
Purge VSV
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
• Fuel cap improperly installed
• Defective fuel cap
• Fuel cap does not meet OEM specifications
(c) Reinstall the fuel cap.
A
B
C
(a) Turn the ignition switch off.
(b) Disconnect the C6 purge VSV connector.
(c) Disconnect the hose (connected to the canister) from the
purge VSV.
(d) Start the engine.
(e) Use your finger to confirm that the purge VSV has no
suction.
A136280E01
ECM
Purge VSV
(f) Reconnect the purge VSV connector.
(g) Reconnect the hose.
A
B
(a) Disconnect the hose (connected to the intake manifold)
from the purge VSV.
(b) Start the engine.
(c) Use your finger to confirm that the hose has suction.
A136281E01
Suspected Trouble Areas
-
-
Go to step 28
Go to step 26
Go to step 27
Suspected Trouble Areas
Go to step 34
Go to step 30
ES–427
Proceed to
B
B
C
ES
Proceed to
A
B