Yamaha 2012 TMAX XP500A Service Manual page 426

Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Item/components and
probable cause
6 O sensor malfunction
2
7 ECU malfunction
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Item/components and
probable cause
1 Turnover of vehicle
24
O sensor: Not activated. (no normal signals are received from the
2
O sensor.)
2
Able to start engine
Able to drive vehicle
—
—
—
Check or maintenance job
Check the O
abnormality.
Refer to "ENGINE REMOVAL"
on page 5-3.
sensor malfunction →
O
2
Replace the O
Replace the ECU.
30
Latch up detected.
No normal signals are received from the lean angle sensor.
Unable to start engine
Unable to drive vehicle
d: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 45 degrees.
Check or maintenance job
Raise the vehicle to the
upright position
FUEL INJECTION SYSTEM
sensor for an
2
sensor.
2
8-51
Sensor inspection proce-
dure
Either start and warm up the
engine, and then racing it, or
reset it with diagnostic code
No. d:63.
No fault code indicated. →
Recovered.
Fault code indicated. →
Check the next step.
Sensor inspection proce-
dure
Rotate the main switch to the
OFF position first, and then
rotate it to the ON position
again. Then, check the fault
code indication.
No fault code indicated. →
Recovered.
Fault code indicated. →
Check the next step.