Toyota 3VZ–FE Troubleshooting Manual page 155

EG–154
ENGINE TROUBLESHOOTING
TVV INSPECTION
CHECK TVV BY BLOWING AIR INTO PIPE
(a) Drain the engine coolant from the radiator into a suitable
(b) Remove the TVV from the water by–pass outlet.
(c) Cool the TVV to below 35
C (95
F) with cool water.
(d) Blow air into the pipe, and check that the TVV is closed.
(e) Heat the TVV to above 56
C (133
F) with hot water.
(f)
(g) Apply adhesive to two or three threads of the TVV, and
(h) Refill the radiator with engine coolant.
– EMISSION CONTROL SYSTEMS
container.
Blow air into the pipe, and check that the TVV is open.
If a problem is found, replace the TVV.
reinstall.
Adhesive:
Part No. 08833–00070, THREE BOND 1324 or equivalent
Torque: 29 N m (300 kgf cm, 22 ft lbf)
EG08T–01