Yamaha 2014 MT-07 Service Manual page 455

Fault code No.
Item
5 Check fuel pressure.
6 Defective O sensor.
2
7 Malfunction in ECU.
Fault code No. 30
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Probable cause of malfunc-
Item
tion and check
1 The vehicle has overturned.
2 Installed condition of lean angle
sensor.
24
O sensor: no normal signals are received from the O
2
Refer to "CHECKING THE
FUEL PRESSURE" on page
7-16.
Check the O sensor.
2
Replace if defective.
Refer to "ENGINE REMOVAL"
on page 5-4.
Replace the ECU.
Refer to "REPLACING THE
ECU (engine control unit)" on
page 8-128.
30
Latch up detected.
Unable to start engine
Unable to drive vehicle
08
Lean angle sensor output voltage
• 0.4–1.4 (upright)
• 3.7–4.4 (overturned)
Remove the lean angle sensor and incline it more than 65 degrees.
Maintenance job
Raise the vehicle upright.
Check the installed direction
and condition of the sensor.
8-50
FUEL INJECTION SYSTEM
Start the engine, warm it up,
and then race it, or execute the
diagnostic mode. (Code No. 63)
Fault code number is not dis-
played → Service is finished.
Fault code number is displayed
→ Go to item 6.
Start the engine, warm it up,
and then race it, or execute the
diagnostic mode. (Code No. 63)
Fault code number is not dis-
played → Service is finished.
Fault code number is displayed
→ Go to item 7.
Confirmation of service com-
Turn the main switch to "ON",
then to "OFF", and then back to
"ON".
Fault code number is not dis-
played → Service is finished.
Fault code number is displayed
→ Go to item 2.
Turn the main switch to "ON",
then to "OFF", and then back to
"ON".
Fault code number is not dis-
played → Service is finished.
Fault code number is displayed
→ Go to item 3.
sensor.
2
pletion