Yamaha MBK XMAX 2014 Service Manual page 384

Fault code No.
Item
2 "01" is indicated in diagnostic
mode (Code No. D60). EEP-
ROM data error for adjust-
ment of CO concentration.
3 "03" is indicated in diagnostic
mode (Code No. D60). EEP-
ROM data error for immobi-
lizer code.
4 "04" is indicated in diagnostic
mode (Code No. D60). EEP-
ROM data error for ISC (idle
speed control) unit learning
values.
5 Malfunction in ECU.
Fault code No.
Item
Fail-safe system
Diagnostic code No.
FI diagnostic tool display
Procedure
Probable cause of mal-
Item
function and check
1 Malfunction in charging sys-
tem.
44
EEPROM fault code number: an error is detected while reading
or writing on EEPROM.
Change the CO concentra-
tion, and rewrite in EE-
PROM.
Refer to "ADJUSTING THE
EXHAUST GAS VOLUME"
on page 3-7.
After this adjustment is
made, the memory is not re-
covered when the main
switch is turned to "OFF".
Turn the main switch to
"OFF".
Turn the main switch to "ON",
and then fully opens and
closes the throttle valve.
Turn the main switch to
"OFF".
Replace the ECU.
46
Charging voltage is abnormal.
Able to start engine
Able to drive vehicle
—
—
—
Maintenance job
Check the charging system.
Refer to "CHARGING SYS-
TEM" on page 8-15.
Defective rectifier/regulator
or AC magneto → Replace.
Defective connection in the
charging system circuit →
Properly connect or replace
the wire harness.
8-67
FUEL INJECTION SYSTEM
Turn the main switch to "ON".
Fault code number is not dis-
played → Service is finished.
Fault code number is dis-
played → Repeat item 1. If
the same number is indicat-
ed, go to item 5.
Turn the main switch to "ON".
Fault code number is not dis-
played → Service is finished.
Fault code number is dis-
played → Repeat item 1. If
the same number is indicat-
ed, go to item 5.
Turn the main switch to "ON".
Fault code number is not dis-
played → Service is finished.
Fault code number is dis-
played → Repeat item 1. If
the same number is indicat-
ed, go to item 5.
Confirmation of service
completion
Start the engine and let it idle
for approximately 5 seconds.
Fault code number is not dis-
played → Service is finished.
Fault code number is dis-
played → Repeat the mainte-
nance job.