Yamaha MT-01 T 2005 - Page 344

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