Yamaha FZ09E Service Manual page 408

FUEL INJECTION SYSTEM
Fault code No. 44
Item
EEPROM fault code number: an error is detected while read-
Ing or writing on EEPROM.
Meter display EEPROM fault code display
• 00 (no history)
• 01-03: Cylinder fault code number (history exists)
If more than one cylinder is defective, the display switches
every two seconds to show the cylinder fault code numbers of
all defective cylinders in a repeating cycle.
• 11: Data error for ISC (idle speed control) learning values (his-
tory exists)
Procedure
-
Item Probable cause of Maintenance job Confirmation of service
malfunction and check completion
1 Locate the malfunction. Execute the diagnostic
-
mode. (Code No. 60)
2 "1 1" is indicated in diagnostic Turn the main switch to Turn the main switch to "ON".
mode (code No. 60). "OFF". Fault code number is not dis-
EEPROM data error for ISC played
-+
Service is finished.
(idle speed control) learning Fault code number is dis-
values. played
-+
Repeat item 1 . If
the same number is indi-
cated, go to item 3.
3 Malfunction in ECU. Replace the ECU.
Refer to " REPLACING THE
ECU (engine control unit)" on
page 8-93.
Fault code No.
46
Item Charging voltage is abnormal.
Fail-safe system Able to start engine
Able to drive vehicle
Diagnostic code No.
-
Meter display
-
Procedure
-
Item Probable cause of Maintenance job Confirmation of service
malfunction and check completion
1 Malfunction in charging sys- Check the charging system. Start the engine and let it idle
tern. Refer to "CHARGING for approximately 5 seconds.
SYSTEM" on page 8-1 3. Fault code number is not dis-
Defective rectifier/regulator played -+ Service is finished.
or AC magneto -+ Replace.
Fault code number is dis-
Defective connection in the played
-+
Repeat the mainte-
charging system circuit -+ nance job.
Properly connect or replace
the wire harness.
8-73