6-36
–
+
ELEC
EAS31259
COMMUNICATION ERROR WITH THE YAMAHA DIAGNOSTIC TOOL
For details of the fault code, refer to “TROUBLESHOOTING METHOD” on page 6-25.
Power
supply
self-hold
P1602
Able
Able
- Disconnected
battery terminal
- Open circuit in
harness be-
tween ECU and
main switch.
- Poor contact be-
tween ECU and
main harness.
- ECU malfunc-
tion.
Normal backup
power is not sup-
plied to ECU
Instable idling
High idling
Exhaust gas
deterioration
Poor starting
None in par-
ticular.
1
Turn the
main switch
ON and start
the engine.
2
Remove
the battery
terminals and
stop the en-
gine.
3
Turn OFF
the main
switch and
connect the
battery termi-
nals.
After per-
forming
1
to
3
above
twice in suc-
cession, turn
ON the main
switch again.
LCD Display
Symptom
Probable cause of malfunction
Er-1
No signals are received from the
ECU.
-Defective coupler between service
tool and ECU.
-Open or short circuit in wire
harness between service tool and
ECU.
-Malfunction in service tool.
-Malfunction in ECU.
Er-2
No signals are received from the
ECU within the specified duration.
-Defective coupler between service
tool and ECU.
-Open or short circuit in wire
harness between service tool and
ECU.
-Malfunction in service tool.
-Malfunction in ECU.
Er-3
Data from the ECU cannot be
received correctly.
-Defective coupler between service
tool and ECU.
-Open or short circuit in wire
harness between service tool and
ECU.
-Malfunction in service tool.
-Malfunction in ECU.
Er-4
No signals are received from the
meter.
-Defective coupler between service
tool and ECU.
-Open or short circuit in wire harness
between service tool and ECU.
-Malfunction in service tool.
-Malfunction in ECU.
Item
Abnormal
code
Start
engine Travel
Probable
malfunction
Direct cause
Vehicle
symptoms
System
operation on
failure
Operation
example for
causing
abnormal
state
B9X-F8197-E0.book Page 36 Thursday, July 16, 2020 2:28 PM
Содержание FZ 25 2021
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Страница 7: ...B9X F8197 E0 book Page 6 Thursday July 16 2020 2 28 PM ...
Страница 9: ...GEN INFO B9X F8197 E0 book Page 2 Thursday July 16 2020 2 28 PM ...
Страница 35: ...1 26 GEN INFO B9X F8197 E0 book Page 26 Thursday July 16 2020 2 28 PM ...
Страница 37: ...SPEC B9X F8197 E0 book Page 2 Thursday July 16 2020 2 28 PM ...
Страница 73: ...2 36 SPEC CABLE ROUTING CABLE ROUTING ABS Rear brake B9X F8197 E0 book Page 36 Thursday July 16 2020 2 28 PM ...
Страница 89: ...CHAS B9X F8197 E0 book Page 1 Thursday July 16 2020 2 28 PM ...
Страница 120: ...ENG CHAPTER 5 ENGINE ENGINE REMOVAL 5 1 CRANKCASE 5 5 B9X F8197 E0 book Page 0 Thursday July 16 2020 2 28 PM ...
Страница 121: ...ENG B9X F8197 E0 book Page 1 Thursday July 16 2020 2 28 PM ...
Страница 128: ...5 7 ENG B9X F8197 E0 book Page 7 Thursday July 16 2020 2 28 PM ...
Страница 146: ...6 16 ELEC SIGNALING SYSTEM SIGNALING SYSTEM CIRCUIT DIAGRAM B9X F8197 E0 book Page 16 Thursday July 16 2020 2 28 PM ...
Страница 198: ...6 68 ELEC FUEL PUMP SYSTEM FUEL PUMP SYSTEM CIRCUIT DIAGRAM B9X F8197 E0 book Page 68 Thursday July 16 2020 2 28 PM ...
Страница 238: ...TRBL SHTG B9X F8197 E0 book Page 2 Thursday July 16 2020 2 28 PM ...
Страница 243: ...7 5 TRBL SHTG TROUBLESHOOTING B9X F8197 E0 book Page 5 Thursday July 16 2020 2 28 PM ...
Страница 245: ...B9X F8197 E0 book Page 1 Thursday July 16 2020 2 28 PM ...
Страница 247: ...B9X F8197 E0 87 7 B9X F8197 E0 book Page 2 Thursday July 16 2020 2 28 PM ...