Fuel Level Sensor Inspection - Honda CBR650F Service Manual

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LIGHTS/METERS/SWITCHES
EOP SWITCH REMOVAL/
INSTALLATION
Remove the under cowl (page 2-11) (CBR650F/FA
only).
Place the motorcycle on its sidestand on a level
surface.
Release the rubber cap [1].
Remove the terminal screw [2] and disconnect the
switch wire [3].
Remove the EOP switch [4].
Installation is in the reverse order of removal.
• Before installing the EOP switch, clean the threads
in the
thoroughly.
• Apply
ThreeBond or an equivalent) to the EOP switch
threads. Do not apply to the sensor tip in the area as
shown.
TORQUE:
EOP switch:
12 N·m (1.2 kgf·m, 9 lbf·ft)
EOP switch terminal screw:
2.0 N·m (0.2 kgf·m, 1.5 lbf·ft)
Check the engine oil level (page 3-9).
FUEL GAUGE/FUEL LEVEL SENSOR
FUEL GAUGE INSPECTION
When the circuit malfunction occurs, the combination
meter displays the flow pattern in the fuel gauge. If it is
indicated, check for open or short circuit in the following
wire between the combination meter and fuel pump
unit.
– CBR650F/FA: Pink wires
– CB650F/FA: Black or Pink wire
If the above wire is OK, check the fuel level sensor
(page 21-14).
If the fuel level sensor is OK, replace the combination
meter.
– CBR650F/FA: (page 21-10)
– CB650F/FA: (page 21-10)

FUEL LEVEL SENSOR INSPECTION

Remove the fuel pump unit (page 7-8).
Measure the resistance between the fuel pump unit 3P
(Black) connector [1] terminals.
CONNECTION: Red/black – Black/white
FLOAT POSITION
RESISTANCE
(20°C/68°F)
If the resistance is out of specification, replace the fuel
level sensor (page 21-15).
21-14
crankcase with a degreasing
sealant (TB1207B manufactured
Up (Full) Down (Empty)
9.6 – 12.4 Ω
[1]
agent
by
Open circuit
(flowing to outside):
222 – 228 Ω
[2]
[4]
2.0 – 3.0 mm
(0.08 – 0.12 in)
Short circuit
(flowing to inside):
Down
[3]
Up
[1]