Toyota Sienna Service Manual: Parts location

Precaution

1. PRECAUTION OF HEADLIGHT BULB REPLACEMENT  When any defects such as deformation, crack, dent, chipping, etc. are identified on the discharge headlight (especially, on the light control ...

How to proceed with troubleshooting

1 VEHICLE BROUGHT TO WORK SHOP 2 CUSTOMER PROBLEM ANALYSIS 3 CHECK BODY MULTIPLEX COMMUNICATION SYSTEM Check for the DTC outputs. 4 DTC CHECK 5 DTC CHART 6 PROBLEM SYMPTOMS TABLE 7 TERMINA ...

Other materials:

Removal
1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 seconds after disconnecting the cable to prevent the airbag working. 3. REMOVE FRONT SEAT ASSEMBLY (for Manual Seat) 4. REMOVE ...

Differential system
PRECAUTION NOTICE: When disconnecting the negative (-) battery terminal, initialize the following systems after the terminal is reconnected. 1. Before disassembly, clean the outside of the rear differential assembly and remove any sand or mud to prevent it from entering the inside of the as ...

For vehicles equipped with traction control (trac) system
When using a 2-wheel drum tester such as a speedometer tester or chassis dynamometer, etc., or jacking up the front wheels and driving the wheels, always push in the TRAC cut ("TRAC OFF") switch and turn the TRAC system OFF. FOR VEHICLES EQUIPPED WITH TRACTION CONTROL (TRAC) SYS ...