Yamaha FJR13AG Service Manual page 606

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.
Fault code No. P2228, P2229
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Tool display
Procedure
Probable cause of malfunc-
Item
tion and check
P2195
O sensor: Open circuit detected.
2
Refer to "CHECKING THE
FUEL PRESSURE" on page
7-10.
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 8-250.
Confirm that the fault code has
a condition of "Recovered" us-
ing the Yamaha diagnostic tool,
and then delete the fault code.
P2228, P2229
[P2228] Atmospheric pressure sensor: ground short circuit detect-
ed.
[P2229] Atmospheric pressure sensor: open or power short circuit
detected.
Able to start engine
Able to drive vehicle
02
Displays the atmospheric pressure.
Compare the actually measured atmospheric pressure with the tool dis-
play value.
Maintenance job
8-129
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 "De-
tected".
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 "De-
tected".
Service is finished.
Confirmation of service com-
pletion