

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 electronic-controlled throttle valve connector and engine-ECU connector.


Q.
Are the check results normal?

STEP 5. Replace the electronic-controlled throttle valve assembly.
Q.
Does trouble symptom persist?


