Removal & Installation (Tacoma & Tundra 3.4L)
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2003 Toyota Tundra, 2003 Toyota Tacoma, 2003 Toyota Sienna, 2003 Toyota Sequoia, and 2003 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
- Heated A/F sensor is located on exhaust pipe in front of catalytic converter. Heated A/F sensor may be referred to as bank No. 1 sensor No. 1.
- Disconnect electrical connector for A/F sensor. Remove retaining nuts and A/F sensor from exhaust pipe.
- To install, reverse removal procedure. Tighten A/F sensor retaining nuts to specification. See TORQUE SPECIFICATIONS .