

OPERATION
FUNCTION
TROUBLE JUDGEMENT
PROBABLE CAUSES
DIAGNOSIS PROCEDURE
STEP 1. M.U.T.-III data list
Q.
Is the check result normal?


STEP 2. Connector check: A-152 battery current sensor connector

Q.
Is the check result normal?

STEP 3. Check battery temperature sensor itself.


Q.
Is the check result normal?

STEP 4. Perform voltage measurement at A-152 battery current sensor connector.

Q.
Is the check result normal?


STEP 5. Connector check: C-105 engine-ECU connector

Q.
Is the check result normal?

STEP 6. Check harness between A-152 (terminal No. 2) battery current sensor connector and C-105 (terminal No. 39) engine-ECU connector.


Q.
Is the check result normal?

STEP 7. M.U.T.-III data list
Q.
Is the check result normal?




STEP 8. Perform resistance measurement at A-152 battery current sensor connector.

Q.
Is the check result normal?


STEP 9. Connector check: C-103 engine-ECU connector

Q.
Is the check result normal?

STEP 10. Check harness between A-152 (terminal No. 3) battery current sensor connector and C-103 (terminal No. 155) engine-ECU connector.


Q.
Is the check result normal?

STEP 11. Connector check: C-105 engine-ECU connector

Q.
Is the check result normal?

STEP 12. Check harness between A-152 (terminal No. 2) battery current sensor connector and C-105 (terminal No. 39) engine-ECU connector.


Q.
Is the check result normal?
