You have water pooling behind the passenger seat of your 2004 Toyota Camry when it rains where is the water coming from?

Perhaps a bad door seal?

Hole in floor?

Rear windshield seal?

Trunk seal? (check trunk area for water under spare tire etc.) Perhaps a bad door seal?

Hole in floor?

Rear windshield seal?

Trunk seal? (check trunk area for water under spare tire etc.)