

OPERATION
FUNCTION
TROUBLE JUDGMENT
PROBABLE CAUSES
DIAGNOSTIC PROCEDURE
STEP 1. M.U.T.-III data list


Q.
Is the check result normal?


STEP 2. Connector check: A-159 No. 2 exhaust gas temperature sensor (catalyst temperature) connector

Q.
Is the check result normal?

STEP 3. Check No. 2 exhaust gas temperature sensor (catalyst temperature) itself.


Q.
Is the check result normal?


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

Q.
Is the check result normal?

STEP 5. Check harness between A-159 (terminal No. 1) No. 2 exhaust gas temperature sensor (catalyst temperature) connector and C-105 (terminal No. 59) engine-ECU connector.


Q.
Is the check result normal?

STEP 6. M.U.T.-III data list


Q.
Is the check result normal?



