Inspect the fan relay in the following procedures:

If there is no continuity, replace it with a new one.
Special tool
: 09900–25008 (multi circuit tester
set)
Tester knob indication set
continuity test (
)

Ect sensor removal and installation
Refer to “ect sensor removal and installation” in section 1c .
Ect sensor inspection
Refer to “ect sensor inspection” in section 1c .
Cooling fan inspection
Thermostat removal and installationCylinder head related parts inspection
Refer to “cylinder head disassembly and assembly” .
Cylinder head distortion
Decarbonize the combustion chambers.
Check the gasket surface of the cylinder head for
distortion. Use a straightedge and thickness gauge.
Take clearance readings at several places. If
readings exceed the ...
Ecm / various sensors
Since each component is a high-precision part, great
care should be taken not to apply any severe impacts
during removal and installation.
Be careful not to touch the electrical terminals of the
electronic parts (ecm, etc.). The static electricity from
your body may damage them. ...
Special tools and equipment
Special tool
...