Yamaha 2009 Diversion XJ6S Service Manual page 429

Fault code No.
Symptom
Fail-safe action
Diagnostic monitoring
code No.
Meter display
Checking method
Order
5
6
Fault code No.
Symptom
Fail-safe action
Diagnostic monitoring
code No.
Meter display
Checking method
Order
1
19
Open or short circuit of ECU input line (Blue/Yellow lead)
Engine startup: Impossible
Riding: Impossible
20
Sidestand retracted: ON indication
Sidestand extended: OFF indication
Make sure that the ON and OFF indication is switched when the sidestand
is retracted and extended.
Item/components and
probable cause
Sidestand switch mal-
function
ECU malfunction
21
Open or short circuit of coolant temperature sensor lead
Engine startup: Possible
Riding: Possible
06
-30 to 120° ° ° ° C
During cold starting: A temperature close to the ambient temperature is
indicated.
During hot starting: The current coolant temperature is indicated.
Make sure that the meter indication is close to the ambient temperature
during cold starting.
Item/components and
probable cause
Connection of coolant
temperature sensor cou-
pler
Check the connection of
the coupler is secure.
Remove the coupler, and
check each pin (for bend-
ing, wear, or locking).
FUEL INJECTION SYSTEM
Check or maintenance
job
Diagnostic mode (Code
No. D20)
Sidestand retracted: ON
indication
Sidestand extended:
OFF indication
Indication is incorrect. ⇒
Replace the sidestand
Refer to
switch.
"CHECKING THE
SWITCHES" on page
.
8-149
Replace the ECU.
Check or maintenance
job
Poor connection ⇒ Con-
nect it securely, or repair/
replace the wire harness.
8-58
Sensor inspection
procedure
Place the main switch to
the ON position, and
check the fault code indi-
cation when the
sidestand is retracted
and extended.
No fault code indicated.
⇒ Recovered.
Fault code indicated. ⇒
Check the next step.
Sensor inspection
procedure
Place the main switch to
the ON position, and
check the fault code indi-
cation.
No fault code indicated.
⇒ Recovered.
Fault code indicated. ⇒
Check the next step.