Where is the secondary air injection switching valve located on a 2007 Toyota tundra 4.7 liter v8 engine?

The secondary air injection switching valve on a 2007 Toyota Tundra 4.7-liter V8 engine is typically located near the front of the engine, close to the air intake manifold. It is usually mounted on the passenger side, near the cylinder head, and connected to the secondary air injection system. Access to the valve may require removing some components for better visibility and reach. Always refer to the vehicle's service manual for precise location and removal instructions.