Yamaha FJR13AG Service Manual page 543

Fault code No.
Item
1 Connection of O
2
pler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
2 Connection of wire harness
ECU 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).
3 Wire harness continuity.
P0030
O sensor heater: defective heater controller detected.
2
Improperly connected → Con-
sensor cou-
nect the coupler securely or re-
place the wire harness.
Improperly connected → Con-
nect the coupler securely or re-
place the wire harness.
Open or short circuit → Properly
connect or replace the wire har-
ness.
Between O
ECU coupler.
pink–pink
Between O
relay unit coupler.
red–red/blue
Between relay unit coupler and
fuel injection system fuse.
brown/white–brown/white
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 2.
TIP
For this check, also set the en-
gine stop switch to "ON".
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 3.
TIP
For this check, also set the en-
gine stop switch to "ON".
Turn the main switch to "ON",
and then check the condition of
the fault code using the mal-
sensor coupler and function mode of the Yamaha di-
2
agnostic tool.
Condition is "Recovered" → Go
to item 6 and finish the service.
sensor coupler and
2
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 4.
TIP
For this check, also set the en-
gine stop switch to "ON".
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