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.
2003 Toyota Sienna LEFACTORY OEM SERVICE PROCEDURE
Front Wheel Alignment: Inspection
- Measure Vehicle Height VEHICLE HEIGHT SPECIFICATIONS
Tire size Front(1) mm (in.) Rear(2) mm (in.) 205/70R15 230 (9.06) 324 (12.76) 215/65R15 226 (8.90) 320 (12.60) (1) Measure from ground to center of front side lower suspension arm mounting bolt. (2) Measure from ground to center of axle beam bushing.
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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