Yamaha TMAX XP530E-A 2017 Service Manual page 476

Fault code No.
Item
5 Defective O sensor.
2
6 Malfunction in ECU.
7 Delete the fault code and check
that the engine trouble warning
light goes off.
Fault code No. P0201
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Actuation
Procedure
Probable cause of malfunc-
Item
tion and check
1 Connection of fuel injector #1
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 Defective fuel injector #1.
P0132
O sensor: short circuit detected (power short circuit).
2
Check the O sensor.
2
Defective  Replace the O
sensor.
Refer to "ENGINE REMOVAL"
on page 5-2.
Replace the ECU.
Refer to "REPLACING THE
ECU (Engine Control Unit)" on
page 8-230.
Confirm that the fault code has
a condition of "Recovered"
using the Yamaha diagnostic
tool, and then delete the fault
code.
P0201
Fuel injector #1: malfunction in fuel injector #1.
Able to start engine (depending on the number of faulty cylinders)
Able to drive vehicle (depending on the number of faulty cylinders)
36
Actuates fuel injector #1 five times at one-second intervals.
The "check" indicator on the Yamaha diagnostic tool screen comes on
each time the fuel injector is actuated.
Disconnect the fuel pump coupler. Check that fuel injector #1 is actuated
five times by listening for the operating sound.
Maintenance job
Improperly connected  Con-
nect the coupler securely or
replace the wire harness.
Measure the fuel injector resis-
tance.
Replace if out of specification.
Refer to "CHECKING THE
FUEL INJECTOR" on page
8-249.
8-85
FUEL INJECTION SYSTEM
Push the ON/start switch, and
then check the condition of the
2
fault code using the malfunction
mode of the Yamaha diagnostic
tool.
Condition is "Recovered"  Go
to item 7 and finish the service.
Condition is "Detected"  Go to
item 6.
Service is finished.
Confirmation of service com-
Execute the diagnostic mode.
(Code No. 36)
Operating sound  Go to item
6.
No operating sound  Go to
item 2.
Execute the diagnostic mode.
(Code No. 36)
Operating sound  Go to item
6.
No operating sound  Go to
item 3.
pletion