Toyota Sienna Service Manual: Steering pad switch

Audio terminal

COMPONENTS REMOVAL 1. REMOVE INSTRUMENT CLUSTER CENTER NO. 2 FINISH PANEL  Using a moulding remover, disengage the 3 clips.  Disconnect the connector and remove the instrumen ...

Removal

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 2. REMOVE STEERING WHEEL NO. 2 LOWER COVER 3. REMOVE STEERING WHEEL NO. 3 LOWER COVER 4. REMOVE HONE BUTTON ASSEMBLY 5. REMOVE STEERING PAD SWITC ...

Other materials:

Installation
1. INSTALL FRONT PASSENGER AIRBAG ASSEMBLY  Install the front passenger airbag assembly with the 2 screws. 2. INSTALL INSTRUMENT PANEL SUB-ASSEMBLY 3. CONNECT FRONT PASSENGER AIRBAG ASSEMBLY CONNECTOR  Connect the connector to the front passenger airbag assembly. ...

Hydraulic test
1. Perform hydraulic test (a) Measure the line pressure. NOTICE: Perform the test at the normal operating ATF (Automatic Transmission Fluid) temperature: 50 to 80°C (122 to 176°F). The line pressure test should always be carried out in pairs. One technician should ...

How to proceed with troubleshooting
HINT:  Use this procedure to troubleshoot the front power seat control system.  The intelligent tester should be used in steps 3 and 5. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS CHECK AND PROBLEM SYMPTOM CHECK 3 CHECK COMMUNICATION FUNCTION OF MULTIPLEX COMMUNI ...