Removal and Installation
REMOVAL
1.
Remove engine under cover. Refer to
Removal and Installation
.
2.
Drain engine coolant from radiator. Refer to
Draining
.
caution
Perform this step when engine is cold.
3.
Remove alternator. Refer to
Removal and Installation
.
4.
Disconnect radiator hose (lower) and reservoir tank hose from engine. Refer to
Removal and Installation
.
5.
Remove water inlet and thermostat.
Engine coolant leakage from cylinder block, so have a receptacle ready below.
6.
Remove water pump housing with the following procedure:
Remove water pump. Refer to
Removal and Installation
.
Remove intake manifold. Refer to
Removal and Installation
.
Remove high pressure fuel rail protector. Refer to
Removal and Installation
.
Remove oil cooler hose
and water hoses
from water pump housing.
Remove water pump housing.
INSTALLATION
Note the following, and install in the reverse order of removal.
Thermostat
Install the water pump housing and tighten bolts to the specified torque in the sequence shown.
caution
Do not reuse water pump housing gasket.
Water pump housing bolts
: 50 N·m (5.1 kg-m, 37 ft-lb)
Install thermostat with making rubber ring
groove fit to thermostat flange
with the whole circumference.
Install the thermostat with the jiggle valve facing upwards. The position deviation may be within the range of ±10°.