AN650/AK7 (’07-MODEL) 15
MALFUNCTION CODE AND DEFECTIVE CONDITION
DTC No.
DETECTED
ITEM
DETECTED FAILURE CONDITION CHECK FOR
C00 NO FAULT
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C40 (P0505)
ISC valve
Although current is flowing though the
ISC valve motor, the current detection
is not possible.
ISC valve circuit open or shorted
to ground
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 is fixed
ISC valve pre-set position is
incorrect
C41 (P2505)
ECM/PCM
power input
signal
No voltage is applied to the ECM,
although the ignition switch is turned
ON.
Lead wire/coupler connection of
ECM terminal to fuel fuse, fuel
fuse, battery voltage to ECM
(BATT) shorted to ground or
open
C44
HO2 sensor HO2 sensor output voltage is not input
to ECM during engine operation and
running condition.
(Sensor voltage < 1.0 V)
In other than the above value, C44
(P0130) is indicated.
HO2 sensor circuit open
P0130
C44
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
P0135
C49 PAIR control
solenoid
valve
PAIR control solenoid valve voltage is
not input to ECM.
PAIR control solenoid valve, lead
wire/coupler
P1656
SAMPLE
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