Kymco MO BW 50 Service Manual - chap 16 (strum. luci e comandi)
16. INSTRUMENT/SWITCHES/LIGHTS
16-0
BET & WIN 5 0
16
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INSTRUMENT/SWITCHES/LIGHTS
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SERVICE INFORMATION........................................................ 16-1
TROUBLESHOOTING.............................................................. 16-1
FUEL UNIT.............................................................................. 16-2
OIL METER ............................................................................. 16-3
SWITCHES .............................................................................. 16-4
STOP SWITCH INSPECTION ................................................... 16-6
BULB REPLACEMENT ............................................................ 16-7
INSTRUMENT/HEADLIGHT.................................................... 16-8
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16. INSTRUMENT/SWITCHES/LIGHTS
16-1
BET & WIN 5 0
SERVICE INFORMATION
GENERAL INSTRUCTIONS
• Wires should be connected to other wires of the same color. Couplers must be connected to other
couplers of the same color.
• All plastic plugs have locking tabs that must be released before disconnecting, and must be aligned
when reconnecting.
• After installation of each switch, a continuity check must be performed.
TROUBLESHOOTING
Lights do not come on when ignition Motor oil indicator light does not come on
switch is “ON” (when motor oil is insufficient)
• Burned bulb • Fuse burned out
• Faulty switch • Dead battery
• Broken or shorted wire • Faulty ignition switch
• Fuse burned out • Faulty instrument
• Weak battery • Faulty oil meter
• Poorly connected wire
• Faulty winker Motor oil indicator light winks
• Loose wire connection
Light dims • Broken wire
• Faulty ignition coil • Faulty oil meter
• Wire or switch resistance too high
• Faulty regulator/rectifier Fuel gauge pointer does not register
correctly
Headlight does not change when dimmer • Disconnected wire or connector
switch is turn to Hi or Lo • Broken wire
• Faulty or burned bulb • Faulty float
• Faulty dimmer switch • Faulty fuel unit
• Faulty instrument
Fuel gauge pointer fluctuates or swings
• Loose wire connection
• Faulty fuel unit
• Faulty instrument
16. INSTRUMENT/SWITCHES/LIGHTS
16-2
BET & WIN 5 0
FUEL UNIT
REMOVAL
Remove the frame body cover. (2-3)
Disconnect the fuel unit wire connectors.
Turn the fuel unit retainer counterclockwise
to remove it.
Remove the fuel unit.
INSPECTION
Remove the fuel unit.
Measure the resistance between the fuel unit
wire terminals with the float at upper and
lower positions.
Wire Terminals
Upper
Lower
G_ Y/W
33Ω
686Ω
G_ L/W
566Ω
53Ω
Y/W_ L/W
600Ω
600Ω
FUEL GAUGE INSPECTION
Connect the fuel unit wire connectors and
turn the ignition switch “ON”.
Check the fuel gauge needle for correct
indication by moving the fuel unit float up
and down.
Float Position
Needle Position
Upper
“F” (Full)
Lower
“E” (Empty)
No Smoking!
°Ø
Be careful not to bend or damage the
fuel unit float arm.
°Ø
Do not damage the fuel unit wire.
°Ø
Before performing the following test,
operate the turn signals to determine
that the battery circuit is normal.
°Ø
Fuel Unit Wire
Fuel Unit
G
Y/W
L/W
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