

OPERATION
FUNCTION
TROUBLE JUDGMENT
PROBABLE CAUSES
DIAGNOSIS PROCEDURE
STEP 1. Connector check: A-43 camshaft position sensor connector

Q.
Is the check result normal?

STEP 2. Perform voltage measurement at A-43 camshaft position sensor connector.

Q.
Is the check result normal?


STEP 3. Perform voltage measurement at C-105 engine-ECU connector.


Q.
Is the check result normal?


STEP 4. Connector check: C-105 engine-ECU 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-43 (terminal No. 2) camshaft position sensor connector and C-105 (terminal No. 66) engine-ECU connector.


Q.
Is the check result normal?

STEP 7. M.U.T.-III diagnosis code
Q.
Is the diagnosis code set?




STEP 8. Perform voltage measurement at A-43 camshaft position sensor connector.

Q.
Is the check result normal?


STEP 9. Connector check: C-105 engine-ECU connector

Q.
Is the check result normal?

STEP 10. Check harness between A-43 (terminal No. 3) camshaft position sensor connector and C-105 (terminal No. 69) engine-ECU connector.


Q.
Is the check result normal?

STEP 11. Perform resistance measurement at A-43 camshaft position sensor connector.

Q.
Is the check result normal?


STEP 12. Connector check: C-105 engine-ECU connector

Q.
Is the check result normal?

STEP 13. Check harness between A-43 (terminal No. 1) camshaft position sensor connector and C-105 (terminal No. 90) engine-ECU connector.


Q.
Is the check result normal?

STEP 14. Perform output wave pattern measurement at A-43 camshaft position sensor (Using an oscilloscope).


Q.
Is the check result normal?
