

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-105 manifold absolute pressure sensor connector

Q.
Is the check result normal?

STEP 3. Perform voltage measurement at A-105 manifold absolute pressure sensor connector.

Q.
Is the check result normal?


STEP 4. Connector check: C-105 engine-ECU connector


Q.
Is the check result normal?
STEP 5. Perform voltage measurement at A-105 manifold absolute pressure sensor connector.

Q.
Is the check result normal?


STEP 6. Connector check: C-105 engine-ECU connector


Q.
Is the check result normal?
STEP 7. Perform voltage measurement at A-105 manifold absolute pressure sensor connector.

Q.
Is the check result normal?

STEP 8. Perform voltage measurement at C-105 engine-ECU 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 on clogged EGR cooler.
Q.
Is the check result normal?

STEP 11. Check on clogged EGR pipe (A, B).
Q.
Is the check result normal?

STEP 12. M.U.T.-III data list


Q.
Is the check result normal?



