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DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Toyota SiennaBattery Location & Size
OEM battery spec from the factory service manual for the 2nd Gen (2004-2010) (2004-2010).
Quick Answer
Location
Under hood, driver's side
Battery Size
Group 35
CCA Rating
550 CCA
Difficulty: Easy — 15 min
Source: Factory service manual — 2004 Toyota Sienna 2nd Gen (2004-2010).
This vehicle's factory manual
2004 Toyota Sienna: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
What You'll Need
Related for Your 2004 Toyota Sienna
Frequently Asked Questions
- Where is the battery in a 2004 Toyota Sienna?
- The 2004 Toyota Sienna battery is located under hood, driver's side.
- What size battery does a 2004 Toyota Sienna take?
- The 2004 Toyota Sienna uses a Group 35 battery with at least 550 CCA.
- How hard is it to replace the battery on a 2004 Toyota Sienna?
- Battery replacement is rated as easy — 15 min.