Engine General Information and Diagnosis: 1A-27
C41
FP relay
No voltage is applied to the fuel pump,
although fuel pump relay is turned ON, or
voltage is applied to fuel pump although fuel
pump relay is turned OFF.
Fuel pump relay, lead wire/
coupler connection, power
source to fuel pump relay and
fuel injectors
P0230
H
Voltage is applied to fuel pump although fuel
pump relay is turned OFF.
Fuel pump relay switch circuit
shorted to power source
Fuel pump relay (switch side)
L
No voltage is applied to the fuel pump,
although fuel pump relay is turned ON.
Fuel pump relay circuit open or
short
Fuel pump relay (coil side)
C41/P2505
ECM/PCM power input
signal
No voltage is applied to the ECM.
Lead wire/coupler connection
of ECM terminal to fuel fuse
C42
Ignition switch
Ignition switch signal is not input to the ECM.
* When the I.D. agreement is not verified.
* ECM does not receive communication signal
from the immobilizer antenna.
Ignition switch, lead wire/
coupler, etc.
* Immobilizer/anti-theft system
P1650
C44/P0130
HO2 sensor
HO2 sensor output voltage is not input to ECM
during engine operation and running
condition.
(Sensor voltage > 1.0 V)
C44 (P0130) is indicated.
HO2 sensor is circuit open or
shorted to the power source
C44/P0135
The Heater can not operate so that heater
operation voltage is not supply to the oxygen
heater circuit, C44 (P0135) is indicated.
Heated circuit open or shorted
to ground
Battery voltage supply to the
HO2 sensor
C46
EXCV actuator
EXCVA position sensor produces following
voltage.
0.14 V ≤ sensor voltage < 4.9 V
In other than the above range, C46 (P1675) is
indicated.
When no actuator control signal is supplied
from the ECM, communication signal does not
reach ECM or operation voltage does not
reach EXCVA motor, C46 (P1658) is
indicated. EXCVA can not operate.
EXCVA, EXCVA lead wire/
coupler
P1657
H
EXCVA position sensor voltage is higher than
specified value.
EXCVA position sensor circuit
shorted to VCC or ground
circuit open
L
EXCVA position sensor voltage is lower than
specified value.
EXCVA position sensor circuit
open or shorted to ground or
VCC circuit open
P1658
When no operation voltage reaches EXCVA
motor, C46 (P1658) is indicated. EXCVA
motor can not be operated.
EXCVA, EXCVA motor lead
wire/coupler
C49 PAIR control solenoid
valve
PAIR control solenoid valve voltage is not
input to ECM.
PAIR control solenoid valve,
lead wire/coupler connectionP1656
C60
Cooling fan relay Cooling fan relay signal is not input to ECM.
Cooling fan relay, lead wire/
coupler connectionP0480
C62 EVAP system purge
control solenoid valve
(E-33 only)
EVAP system purge control solenoid valve
voltage is not input to ECM.
EVAP system purge control
solenoid valve, lead wire/
coupler connection
P0443
Malfunction
Code
Detected Item Detected Failure Condition Check For
Manuals by Motomatrix / The Solution For Lost Motorcycle Coded Keys
email: info@motomatrix.co.uk / www.motomatrix.co.uk
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