Yamaha Tracer MT09TRAH 2017 Service Manual page 472

Fault code No.
Item
5 Check fuel pressure.
6 Defective O sensor.
2
7 Malfunction in ECU.
8 Delete the fault code and check
that the engine trouble warning
light goes off.
Event code No. U0155 or "Err"
TIP
"Err" is displayed on the clock display of the multi-function meter, but the engine trouble warning light
does not come on.
Event code No.
Item
Probable cause of malfunc-
Item
tion and check
1 Connection of meter assembly
coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
P2195
O sensor: open circuit detected.
2
Refer to "CHECKING THE
FUEL PRESSURE" on page
7-11.
Check the O sensor.
2
Replace if defective.
Refer to "ENGINE REMOVAL"
on page 5-3.
Replace the ECU.
Refer to "REPLACING THE
ECU (Engine Control Unit)" on
page 8-157.
Confirm that the fault code has
a condition of "Recovered"
using the Yamaha diagnostic
tool, and then delete the fault
code.
U0155 or "Err"
Multi-function meter: signals cannot be transmitted between the
ECU and the multi-function meter.
Maintenance job
Improperly connected  Con-
nect the coupler securely or
replace the wire harness.
8-101
FUEL INJECTION SYSTEM
Start the engine and let it idle for
approximately 10 seconds.
Check the condition of the fault
code using the malfunction
mode of the Yamaha diagnostic
tool.
Condition is "Recovered"  Go
to item 8 and finish the service.
Condition is "Detected"  Go to
item 6.
Also, delete this fault code,
which has a condition of
"Detected".
Start the engine and let it idle for
approximately 10 seconds.
Check the condition of the fault
code using the malfunction
mode of the Yamaha diagnostic
tool.
Condition is "Recovered"  Go
to item 8 and finish the service.
Condition is "Detected"  Go to
item 7.
Also, delete this fault code,
which has a condition of
"Detected".
Service is finished.
Confirmation of service com-
Turn the main switch to "ON",
and then check the condition of
the fault code using the mal-
function mode of the Yamaha
diagnostic tool.
Condition is "Recovered"  Go
to item 6 and finish the service.
Condition is "Detected"  Go to
item 2.
pletion