Yamaha FJR13AG Service Manual page 544

Fault code No.
Item
4 Defective O sensor heater.
2
5 Malfunction in ECU.
6 Delete the fault code and check
that the engine trouble warning
light goes off.
Fault code No. P0069
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Tool display
03
Procedure
Tool display
02
Procedure
Probable cause of malfunc-
Item
tion and check
P0030
O sensor heater: defective heater controller detected.
2
Replace the O sensor.
2
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.
P0069
Intake air pressure sensor or atmospheric pressure sensor: when
the main switch is turned to "ON", the intake air pressure sensor
voltage and atmospheric pressure sensor voltage differ greatly.
Able to start engine
Able to drive vehicle
03, 02
Displays the intake air pressure.
Operate the throttle while pushing the "
switch. (If the display value changes, the performance is OK.)
Displays the atmospheric pressure.
Compare the actually measured atmospheric pressure with the tool dis-
play value.
Maintenance job
8-67
FUEL INJECTION SYSTEM
Turn the main switch to "ON",
and then check the condition of
the fault code using the mal-
function mode of the Yamaha di-
agnostic tool.
Condition is "Recovered" → Go
to item 6 and finish the service.
Condition is "Detected" → Start
the engine, and then check the
condition of the fault code.
Condition is "Recovered" → Go
to item 6 and finish the service.
Condition is "Detected" → Go to
item 5.
TIP
For this check, also set the en-
gine stop switch to "ON".
Service is finished.
" side of the start/engine stop
Confirmation of service com-
pletion