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DTC P0605 ECM
EC-661
[QR (WITHOUT EURO-OBD)]
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EC
DTC P0605 ECM PFP:23710
Component Description EBS01108
The ECM consists of a microcomputer and connectors for signal
input and output and for power supply. The ECM controls the engine.
On Board Diagnosis Logic EBS01109
This self-diagnosis has one or two trip detection logic.
FAIL-SAFE MODE
ECM enters fail-safe mode when malfunction A is detected.
DTC Confirmation Procedure EBS0110A
Perform PROCEDURE FOR MALFUNCTION A first. If the DTC cannot be confirmed, perform PROCE-
DURE FOR MALFUNCTION B. If there is no malfunction on PROCEDURE FOR MALFUNCTION B, per-
form PROCEDURE FOR MALFUNCTION C.
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
PROCEDURE FOR MALFUNCTION A
With CONSULT-II
1. Turn ignition switch ON.
2. Select “DATA MONITOR” mode with CONSULT-II.
3. If 1st trip DTC is detected, go to EC-663, "
Diagnostic Procedure"
.
Without CONSULT-II
1. Turn ignition switch ON.
2. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
3. Perform Diagnostic Test Mode II (Self-diagnostic results) with ECM.
PBIB1164E
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0605
0605
Engine control module
A) ECM calculation function is malfunctioning.
● ECMB) ECM EEP-ROM system is malfunctioning.
C) ECM self shut-off function is malfunctioning.
Detected items Engine operation condition in fail-safe mode
Malfunction A
ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5
degrees) by the return spring.
SEF058Y
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