Engine Coolant Temperature (Ect) Sensor Inspection - Honda VTR1000F Service Manual

IGNITION SYSTEM
Adjust the throttle sensor position so that the resis-
tance between terminals A and B is 490 510
Q,
and tighten the shear bolts until the bolt heads
break off.
Connect the throttle sensor connector.
Install the removed parts in the reverse order of re-
moval.
ENGINE COOLANT TEMPERATURE
(ECT) SENSOR
17-10
INSPECTION
Remove the fuel tank (page 2-4).
Disconnect the ignition control module (ICM) con-
nector (page 17-5).
Disconnect the ECT sensor connector.
Check for continuity between the ETC sensor con-
nector and ICM connector.
There should be continuity between the same color
wires, and no continuity between different color
wires.
Drain the coolant (page 6-5).
Remove the ECT sensor from the thermostat hous-
ing.
Suspend the sensor in cold water. Heat the water
slowly, using an electric heating element.
'MN*"'"
Keep all flammable materials away from the elec-
tric heating element. Wear protective clothing,
insulated gloves and eye protection.
Measure the resistance between the sensor termi-
nals.
STANDARD: 2 3 k S2 at 20°C (68
OF)
200 400 S~ at 80°C (178 OF)
If the resistance is out of above ranges, replace the
ECT sensor.
Install the ECT sensor with a new sealing washer
and tighten it.
TORQUE: 23 N·m (2.3 kgf·m , 17 Ibf·h)
Install the removed parts in the reverse order of
removal.
Fill and bleed the cooling system (page 6-5).
TERMINALB
TERMINAL A-
I
~---------------------- ~==~--j
ECT SENSOR
Revised: September 2001. '98-'02 VTR1000F
©2001 American Honda Motor Co., Inc. - All Rights Reserved
MSV 9420 (0109)