

OPERATION
FUNCTION
TROUBLE JUDGMENT
PROBABLE CAUSES
DIAGNOSIS PROCEDURE
STEP 1. Connector check: A-132 electronic-controlled throttle valve connector.

Q.
Is the check result normal?

STEP 2. Check throttle valve control servo itself


Q.
Is the check result normal?

STEP 3. Connector check: C-103 engine-ECU connector.

Q.
Is the check result normal?

STEP 4. Check harness between C-103 (terminal No. 114) engine-ECU connector and A-132 (terminal No. 6) electronic-controlled throttle valve connector.


Q.
Is the check result normal?

STEP 5. Check harness between C-103 (terminal No. 129) engine-ECU connector and A-132 (terminal No. 5) electronic-controlled throttle valve connector.


Q.
Is the check result normal?

STEP 6. M.U.T.-III diagnosis code.
Q.
Is the diagnosis code set?



