Yamaha MT-01 T 2005 Service Manual page 344

Fault
code No.
O sensor
24
2
Cylinder-#2 intake air
25 pressure sensor
(open or short circuit)
Cylinder-#2 intake air
26 pressure sensor
(hose system)
Engine temperature
28 sensor
(open or short circuit)
Decompression
29 solenoid (thermistor)
(open or short circuit)
Lean angle cut-off
30 switch
(latch up detected)
Cylinder-#1 left or
33 right ignition coil
(faulty ignition)
Cylinder-#2 left
34 ignition coil
(faulty ignition)
Cylinder-#1 left or
35 right ignition coil
(faulty ignition)
Cylinder-#2 right
36 ignition coil
(faulty ignition)
ISC valve (stuck fully
37
open)
Decompression
38
solenoid
Lean angle cut-off
41 switch
(open or short circuit)
Item
No normal signal is received from
the O
Cylinder-#2 intake air pressure
sensor: open or short circuit
detected.
Cylinder-#2 intake air pressure
sensor: hose system malfunction
(clogged or detached hose).
Engine temperature sensor: open
or short circuit detected.
Decompression solenoid
(thermistor): open or short circuit
detected.
The vehicle has overturned.
Malfunction detected in the
primary wire of the cylinder-#1 left
or right ignition coil.
Malfunction detected in the
primary wire of the cylinder-#2 left
ignition coil.
Malfunction detected in the
primary wire of the cylinder-#1 left
or right ignition coil.
Malfunction detected in the
primary wire of the cylinder-#2
right ignition coil.
Engine speed is high when the
engine is idling.
Decompression solenoid: open or
short circuit detected.
Lean angle cut-off switch: open or
short circuit detected.
FUEL INJECTION SYSTEM
Symptom
sensor.
2
7-29
Able / un-
Able / un-
able to
able to start
drive
Able Able
Able Able
Able Able
Able Able
Able Able
Unable Unable
Able Able
(depending (depending
on the on the
number of number of
faulty cylin- faulty cylin-
ders) ders)
Able Able
(depending (depending
on the on the
number of number of
faulty cylin- faulty cylin-
ders) ders)
Able Able
(depending (depending
on the on the
number of number of
faulty cylin- faulty cylin-
ders) ders)
Able Able
(depending (depending
on the on the
number of number of
faulty cylin- faulty cylin-
ders) ders)
Able Able
Able Able
Unable Unable