Highlander 2WD V6-3.3L (3MZ-FE) Hybrid (2006)
1. Connect the intelligent tester to the DLC3.
2. Turn the ignition switch to the ON position.
3. Check the DTCs by following the prompts on the tester screen.
HINT: Refer to the intelligent tester operator's manual for further details.
Without Scan Tool
TOYOTA does not provide a procedure for Reading Trouble Codes Without Scan Tool.
With Manufacturer's Scan Tool
Clear the DTCs
1. Connect the intelligent tester to the DLC3.
2. Turn the ignition switch to the ON position.
3. Clear the DTCs by following the prompts on the tester screen.
HINT: Refer to the intelligent tester operator's manual for further details.
Without Scan Tool
TOYOTA does not provide a procedure for Clearing Trouble Codes Without Scan Tool.
Symptom Related Diagnostic Procedures
PROBLEM SYMPTOMS TABLE
Problem Symptoms Table-Occupant Classification System
HINT: Proceed to the troubleshooting for each circuit in the table.
Component Tests
ON-VEHICLE INSPECTION
1. INSPECT OCCUPANT CLASSIFICATION ECU (VEHICLE NOT INVOLVED IN COLLISION)
a. Perform a diagnostic system check.
2. INSPECT OCCUPANT CLASSIFICATION ECU (VEHICLE INVOLVED IN COLLISION)
a. Perform a diagnostic system check.
b. Even if the airbag was not deployed, check if there is any damage to the occupant classification ECU. If there are any defects as mentioned
below, replace the occupant classification ECU with a new one:
-
Cracks, dents or chips on the case.
-
Cracks or other damage to the connector.
CAUTION: Be sure to follow the correct removal and installation procedures.
Check Passenger Airbag ON/OFF Indicator
CHECK PASSENGER AIRBAG ON/OFF INDICATOR
a. Turn the ignition switch to the ON position.
b. Check that the passenger airbag ON/OFF indicator ("ON" and "OFF") comes on for approximately 4 seconds, then goes off for approximately 2
seconds.
HINT: Refer to the table in the previous step regarding the passenger airbag ON/OFF indicator when the ignition switch is turned to the ON