FUEL INJECTION SYSTEM
7-60
Fault code No.
46
Symptom Power supply to the fuel injection system is not normal.
Diagnostic code No.
—
—
Order Item/components and probable
cause
Check or maintenance job
Reinstatement
method
1
Connections
• Main wire harness ECU coupler
• Check the coupler for any pins
that may be pulled out.
• Check the locking condition of
the coupler.
• If there is a malfunction, repair it
and connect the coupler se-
curely.
Starting the en-
gine and oper-
ating it at idle.
2
Faulty battery.
• Replace or charge the battery.
Refer to “CHECKING AND
CHARGING THE BATTERY” on
page 7-76.
3
Malfunction in rectifier/regulator
• Replace if defective.
Refer to “CHARGING SYS-
TEM” on page 7-13.
4
Open or short circuit in wire harness.
• Repair or replace if there is an
open or short circuit.
• Between battery and main fuse
(red–red)
• Between main fuse and main
switch
(red–red)
• Between main switch and igni-
tion fuse
(brown/blue–brown/blue)
• Between ignition fuse and ECU
(red/white–red/white)
Fault code No.
50
Symptom Faulty ECU memory. (When this malfunction is detected in
the ECU, the fault code number might not appear on the
meter.)
Diagnostic code No.
—
—
Order Item/components and probable
cause
Check or maintenance job
Reinstatement
method
1
Malfunction in ECU.
Replace the ECU.
NOTE:
Do not perform this procedure
with the main switch turned to
“ON”.
Turning the
main switch to
“ON”.
Summary of Contents for XV19CTMX(C)
Page 6: ......
Page 8: ......
Page 46: ...ELECTRICAL SPECIFICATIONS 2 19 Spare fuse 3 0 A ...
Page 63: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 36 ...
Page 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 41 D D B B D D C C A A B C C B 3 2 1 3 4 6 7 6 7 5 ...
Page 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 43 A A A A 1 3 2 4 ...
Page 72: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 45 A 1 2 3 4 ...
Page 74: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 47 A A A 1 5 5 1 3 2 4 B B B B ...
Page 76: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 49 1 2 ...
Page 77: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 50 1 Transfer gear oil pump 2 Middle driven shaft ...
Page 110: ...CABLE ROUTING for XV19CS C XV19C C 2 83 ...
Page 113: ......
Page 150: ...ELECTRICAL SYSTEM 3 37 ...
Page 179: ...FRONT WHEEL 4 26 ...
Page 218: ...HANDLEBAR 4 65 Throttle cable free play 4 0 6 0 mm 0 16 0 24 in ...
Page 330: ...GENERATOR AND STARTER CLUTCH 5 81 ...
Page 368: ...TRANSMISSION 5 119 ...
Page 391: ......
Page 397: ...IGNITION SYSTEM 7 6 ...
Page 405: ...CHARGING SYSTEM 7 14 1 AC magneto 2 Rectifier regulator 4 Main fuse 6 Battery ...
Page 407: ...CHARGING SYSTEM 7 16 ...
Page 460: ...ELECTRICAL COMPONENTS 7 69 16 18 2 11 13 9 8 10 12 14 15 17 1 3 4 5 6 7 ...
Page 490: ......
Page 491: ......
Page 492: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...