Yamaha MTN1000 2016 Service Manual page 461

Fault code No. P0107, P0108
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Tool display
Procedure
Probable cause of malfunc-
Item
tion and check
1 Connection of intake air pres-
sure sensor 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).
2 Connection of 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.
3-1
1. Intake air pressure sensor
2. ECU
3. Sensor input lead
4. Sensor output lead
5. Sensor ground lead
P0107, P0108
[P0107] Intake air pressure sensor: ground short circuit detected.
[P0108] Intake air pressure sensor: open or power short circuit
detected.
Able to start engine
Able to drive vehicle
03
Displays the intake air pressure.
Operate the throttle while pushing the "
switch. (If the display value changes, the performance is OK.)
Maintenance job
Improperly connected  Con-
nect the coupler securely or
replace the wire harness.
Improperly connected  Con-
nect the coupler securely or
replace the wire harness.
Open or short circuit  Replace
the wire harness.
1
3
L
4
P/W
5
B/L
8-44
FUEL INJECTION SYSTEM
" side of the start/engine stop
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 7 and finish the service.
Condition is "Detected"  Go to
item 2.
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 7 and finish the service.
Condition is "Detected"  Go to
item 3.
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 7 and finish the service.
Condition is "Detected"  Go to
item 4.
2
5V 5V
L
P/W
B/L
pletion