![background image](http://html.mh-extra.com/html/toyota/1rz/1rz_supplement-manual_1143176455.webp)
P11706
P14836
8 mm
CO074--01
--
COOLING
THERMOSTAT
CO--9
INSPECTION
INSPECT THERMOSTAT
HINT:
The thermostat is numbered with the valve opening tempera-
ture.
(a)
Immerse the thermostat in water and gradually heat the
water.
(b)
Check the valve opening temperature.
Valve opening temperature:
80 -- 84
˚
C (176 -- 183
˚
F)
If the valve opening temperature is not as specified, replace the
thermostat.
(c)
Check the valve lift
Valve lift:
At 95
˚
C (203
˚
F): 8 mm (0.31 in.) or more
If the valve lift is not as specified, replace the thermostat.
(d)
Check that the valve is fully closed when the thermostat
is at low temperatures (below 40
˚
C (104
˚
F)).
If not closed, replace the thermostat.
CLICK HERE TO VIEW CHAPTER INDEX
Pages From Supplement
3RZ-F,3RZ-FE