1. 2.4L 4-Cylinder Engine
- Type: 12-volt, lead-acid battery
- Capacity: 50 Ampere-hours (Ah)
- Cold Cranking Amps (CCA): 450
2. 3.0L V6 Engine
- Type: 12-volt, lead-acid battery
- Capacity: 65 Ampere-hours (Ah)
- Cold Cranking Amps (CCA): 650
These specifications may vary depending on the specific model and trim level of the 2003 Toyota Camry. It's always recommended to consult the owner's manual or refer to the vehicle specifications provided by Toyota to confirm the exact battery requirements for your particular vehicle.