Ect Sensor - Honda CRF450R 2009 Service Manual

FUEL SYSTEM (PGM·FI)
REMOVAUINSTALLATION (After '12)
Remove the left side cover (page 3-4).
Disconnect the IAT sensor 2P (Black) connector.
Remove the screws, tAT sensor and O-ring.
Apply engine oil to a new O-ring and install it to the IAT
sensor.
Install the lAT sensor and screws.
Tighten the screws to the specified torque .
TORQUE : 1.5 N'm (0.2 kgf'm, 1.1 IbHt)
Connect the IAT sensor 2P (Black) connector.
Install the left side cover (page 3-4).
ECT SENSOR
INSPECTION
6-72
Drain the coolant from the system (page 7-8).
Remove the EeT sensor (page 6-72).
Heat the coolant (1: 1 mixture) with an electric heating
element.
Suspend the
Eel
sensor in heated coolant and
measure the resistance through the sensor as the
coolant heats up.
Soak the EeT sensor in coolant up to its threads
with
at
least 40 mm (1 .6 in) from the bottom of the
pan to the bottom of the sensor.
Keep temperature constant for 3 minutes before
testing. A sudden change of temperature will result
in incorrect readings. 00 not let the thermometer or
Eer
sensor touch the pan.
Replace the
EeT
sensor if it is out of specifications.
Instalilhe
Eel
sensor (page 6-73).
f--,;T;;:em"pes;:,a"lu=", c-+,,40;·i'C-'(i-"04~· F of)--t,100°C
(212°F)
L._R " e " ,s ~ ;s~ta ",n " ce "---,--, I-" . O ,---,- 1.,, 3-,- k= O,--,-,, O
. , , ' -,- 4 _ - o. 17 kO
REMOVAL
Drain the coolant (page 7-8).
Remove the exhaust system (page 3·11).
Disconnect the
Eel
sensor 2P (Black.) connector.
Remove the
Eel
sensor and Q·ring.
ECT SENSOR