Safety Warning
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.
1999 Toyota SiennaBattery Location & Size
OEM battery spec from the factory service manual for the 1st Gen (1998-2003) (1998-2003).
Quick Answer
Location
Under hood, driver's side
Battery Size
Group 24F or 35
CCA Rating
500 CCA
Difficulty: Easy — 15 min
Source: Factory service manual — 1999 Toyota Sienna 1st Gen (1998-2003).
This vehicle's factory manual
1999 Toyota Sienna: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
What You'll Need
Related for Your 1999 Toyota Sienna
Frequently Asked Questions
- Where is the battery in a 1999 Toyota Sienna?
- The 1999 Toyota Sienna battery is located under hood, driver's side.
- What size battery does a 1999 Toyota Sienna take?
- The 1999 Toyota Sienna uses a Group 24F or 35 battery with at least 500 CCA.
- How hard is it to replace the battery on a 1999 Toyota Sienna?
- Battery replacement is rated as easy — 15 min.