Yamaha YZFR1W 2007 Service Manual page 352

Fault
Item
code No.
Intake air pressure
sensor
20
Atmospheric pressure
sensor
Coolant temperature
21
sensor
Intake air temperature
22
sensor
Atmospheric pressure
23
sensor
O sensor
24
2
30 Lean angle sensor
Ignition coil (#1)
33
(faulty ignition)
Ignition coil (#2)
34
(faulty ignition)
Ignition coil (#3)
35
(faulty ignition)
Ignition coil (#4)
36
(faulty ignition)
Injector
39
(open circuit)
Lean angle sensor
41
(open or short circuit)
Speed sensor
42
Neutral switch
FUEL INJECTION SYSTEM
Symptom
Intake air pressure sensor-open or
short circuit detected.
Defective values are detected due
to the internal malfunction of the
intake air pressure sensor or the
Atmospheric pressure sensor.
Coolant temperature sensor-open
or short circuit detected.
Intake air temperature sensor-
open or short circuit detected.
Atmospheric pressure sensor-
open or short circuit detected.
No normal signal is received from
the O sensor.
2
Latch up detected.
No normal signal is received from
the lean angle sensor.
Malfunction detected in the pri-
mary wire of the ignition coil (#1).
Malfunction detected in the pri-
mary wire of the ignition coil (#2).
Malfunction detected in the pri-
mary wire of the ignition coil (#3).
Malfunction detected in the pri-
mary wire of the ignition coil (#4).
Injector:
open circuit detected.
Lean angle sensor-open or short
circuit detected.
No normal signals are received
from the speed sensor.
Open or short circuit is detected in
the neutral switch.
8-33
Able / Able /
unable to unable to
start drive
Able Able
Able Able
Able Able
Able Able
Able Able
Unable Unable
Able Able
(depending (depending
on the num- on the num-
ber of faulty ber of faulty
cylinders) cylinders)
Able Able
(depending (depending
on the num- on the num-
ber of faulty ber of faulty
cylinders) cylinders)
Able Able
(depending (depending
on the num- on the num-
ber of faulty ber of faulty
cylinders) cylinders)
Able Able
(depending (depending
on the num- on the num-
ber of faulty ber of faulty
cylinders) cylinders)
Able Able
(depending (depending
on the num- on the num-
ber of faulty ber of faulty
cylinders) cylinders)
Unable Unable
Able Able