DTC No.
DETECTED
ITEM
DETECTED FAILURE CONDITION CHECK FOR
C32 (P0201)/
C33 (P0202)
Fuel injector CKP sensor (pickup coil) signal is pro-
duced, but fuel injector signal is inter-
rupted several times (Front 50 times,
Rear 25 times) or more continuously.
In this case, the code C32 (P0201) or
C33 (P0202) is indicated.
Fuel injector, wiring/coupler con-
nection, power supply to the
injector
C40 (P0505)
ISC valve The circuit voltage of motor drive is
unusual.
Idle speed is higher than the normal
condition.
ISC valve circuit open or shorted
to ground
Power source circuit open
ISC valve is fixed to full open
Disconnected ISC valve hose
C40 (P0506)
Idle speed is lower than the desired
idle speed.
Air passage clogged
ISC valve is fixed
ISC valve PRE-SET position is
incorrect
C40 (P0507)
Idle speed is higher than the desired
idle speed.
ISC valve hose connection
ISC valve is fixed
ISC valve PRE-SET position is
incorrect
C41 (P0230)
Fuel pump
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/cou-
pler connection, power source to
fuel pump relay and fuel injec-
tors
C42 (P1650)
Ignition
switch
Ignition switch signal is not input to
ECM.
Ignition switch, lead wire/coupler
C44 (P0130)
HO2 sensor
(E-02, 19, 24,
41)
HO2 sensor output voltage is not input
to ECM during engine operation and
running condition.
(Sensor voltage < 0.45 V)
In other than the above value, C44
(P0130) is indicated.
HO2 sensor circuit open or
shorted to ground
C44 (P0135)
The Heater can not operate so that
heater operation voltage is not supply
to the oxygen heater circuit, C44
(P0135) is indicated.
HO2 sensor lead wire/coupler
connection
Battery voltage supply to the
HO2 sensor
C49 (P1656)
PAIR control
solenoid
valve
PAIR control solenoid valve voltage is
not input to ECM.
PAIR control solenoid valve, lead
wire/coupler
DL650K7/AK7 (’07-MODEL) 13-19
PartShark.com
877-999-5686
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