P0605

P0605 ECM




COMPONENT DESCRIPTION
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
Malfunction is detected when
(Malfunction A) ECM calculation function is malfunctioning.
(Malfunction B) ECM EEP-ROM system is malfunctioning.
(Malfunction C) ECM self shut-off function is malfunctioning.

Fail-Safe Mode:

Possible Cause
- ECM

DTC Confirmation Procedure

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 "Diagnostic Procedure".

With GST
Follow the procedure "With CONSULT-II" above.

PROCEDURE FOR MALFUNCTION B

With CONSULT-II
1. Turn ignition switch "ON" and wait at least 1 second.




2. Select "DATA MONITOR" mode with CONSULT-II.
3. Turn ignition switch "OFF", wait at least 10 seconds, and then turn "ON".
4. If 1st trip DTC is detected, go to "Diagnostic Procedure".

With GST
Follow the procedure "With CONSULT-II" above.

PROCEDURE FOR MALFUNCTION C




With CONSULT-II
1. Turn ignition switch "ON" and wait at least 1 second.
2. Select "DATA MONITOR" mode with CONSULT-II.
3. Turn ignition switch "OFF", wait at least 10 seconds, and then turn "ON".
4. Repeat step 3 procedure, 32 times.
5. If 1st trip DTC is detected, go to "Diagnostic Procedure".

With GST
Follow the procedure "With CONSULT-II" above.

Step 1:

Step 2:

Diagnostic Procedure