Download 2007 Toyota Sienna Wiring Diagrams

CAUTION: Please note that this electrical wiring manual is made for the use of persons who have special techniques and certifications. If non-specialized or uncertified technicians perform repairs or services only using this manual or without proper equipment or tools, this may cause severe injury to you or other persons nearby and also cause damage to your vehicle. To prevent dangerous operations and damage to your vehicle, please follow the instructions thoroughly.

Your common sense and good judgment are crucial to safe and successful service work. Read procedures thoroughly before starting them. Think about whether the condition of your car, your level of electrical and technical skills, or your level of reading comprehension might result in or contribute in some way to an occurrence that might cause you injury, damage your car, or result in an unsafe electrical repair. If you have doubts about these or other reasons about your ability to perform safe repair work on your car, have the work done at an authorized Toyota dealer or other qualified workshops.