Toyota 3L User Manual

CO-6
COOLING SYSTEM
- Thermostat (2L-T)
THERMOSTAT (2L-T)
REMOVAL OF THERMOSTAT
1.
DRAIN ENGINE COOLANT (See page CO-4)
Valve Lift
C01171
2. REMOVE WATER OUTLET
Remove' the three bolts and water outlet from the water
outlet housing.
3. REMOVE THERMOSTAT
INSPECTION OF THERMOSTAT
INSPECT THERMOSTAT
HINT:
The thermostat
is numbered with the valve open-
ing temperature.
(a)
Immerse the thermostat in water and gradually heat
the water.
(b)
Check the valve opening temperature.
Valve opening temperature:
86
- 90" C (1 87 - 194" F)
If the valve opening temperature
is not as specified, replace
the thermostat.
(c) Check the valve lift.
Valve lift:
8 mm (0.31 in.) or more at 100°C (212" F)
If the valve lift
is not as specified, replace the thermostat.
(d)
Check that the valve spring
is tight when the thermo-
stat is fully closed.
If necessary, replace the thermostat.

Toyota 3L Specifications

General

Displacement	2.8 L (2, 779 cc)
Compression Ratio	22.2:1
Fuel Type	Diesel
Valvetrain	SOHC, 8 valves
Fuel System	Indirect injection
Power Output	91 hp (68 kW) at 4, 000 rpm
Aspiration	Naturally aspirated
Cooling System	Water-cooled
Bore x Stroke	96 mm x 96 mm (3.78 in x 3.78 in)
Cylinder Arrangement	Inline-4