Yamaha YZF-R1 Series Service Manual page 540

SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE
DTC Item
P0335 Crankshaft position
sensor: no normal
signals are received
from the crankshaft
position sensor.
P0340 Cylinder identification
sensor: no normal
signals are received
from the cylinder iden-
tification sensor.
Probable cause of
malfunction
Engine cannot be
• Defective coupler
between crankshaft started.
position sensor and
ECU.
• Open or short cir-
cuit in wire harness
between crankshaft
position sensor and
ECU.
• Improperly installed
crankshaft position
sensor.
• Malfunction in gen-
erator rotor.
• Defective crank-
shaft position sen-
sor.
• Malfunction in ECU.
Engine cannot be
• Defective coupler
between cylinder started.
identification sensor
and ECU.
• Open or short cir-
cuit in wire harness
between cylinder
identification sensor
and ECU.
• Improperly installed
cylinder identifica-
tion sensor.
• Defective pickup ro-
tor.
• Defective cylinder
identification sensor.
• Malfunction in ECU.
9-43
Fail-safe system op-
Vehicle symptom
Does not operate.
ISC feedback is not
carried out.
ISC learning is not
carried out.
The vehicle is operat-
ed using only the cyl-
inder identification
information stored
during operation.
ISC feedback is not
carried out.
ISC learning is not
carried out.
eration