Toyota Sienna Service Manual: Steering pad

Trouble in Passenger Airbag ON / OFF Indicator

DESCRIPTION The occupant classification system detects the front passenger seat condition. It then informs a passenger of the front passenger airbag, the front seat side airbag RH and front seat ...

On-vehicle inspection

1. INSPECT STEERING PAD (VEHICLE NOT INVOLVED IN COLLISION)  Perform a diagnostic system check. With the steering pad installed on the vehicle, perform a visual check. If there are an ...

Other materials:

Data list / active test
1. USING INTELLIGENT TESTER  Connect the intelligent tester to the DLC3.  Monitor the ECU data by following the prompts on the tester screen. HINT: The intelligent tester has a "Snapshot" function which records the monitored data. Refer to the intelligent tester o ...

How to proceed with troubleshooting
HINT: *: Use the intelligent tester. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS Confirm problem symptoms 3 CHECK MULTIPLEX COMMUNICATION SYSTEM* Check if the multiplex communication system DTC is output. HINT: The center airbag sensor assembly of this system is co ...

Diagnostic trouble code chart
If a DTC is displayed during the DTC check, check the parts listed in the table below and proceed to the page given. HINT: *1: Comes on MIL (Malfunction Indicator Lamp) light up *2: "DTC stored" mark means ECM memorizes the malfunction code if the ECM detects the DTC detection ...