Oxygen Sensor for 2003-2004 Toyota Tundra & More - Bosch 15418

Bosch 15418 oxygen sensor for the 2003-2004 Toyota Tundra V8 4.7L and other vehicles reports air-fuel ratio to the ECU. The ECU uses that signal to help hold combustion stable and keep emissions down.

• Heated narrow-band sensor with an integrated heater element and advanced ceramic elements
• Reaches operating temperature in under 10 seconds, so the ECU gets a signal quickly for closed-loop control
• Built to withstand exhaust streams up to 1,880°F
• TSP coating resists vibration, corrosion and contamination

Quick facts

• Part: Bosch 15418 oxygen sensor
• Fits: 2003-2004 Toyota Tundra V8 4.7L and other vehicles
• Position: Upstream, downstream left, downstream right
• Material: Metal housing
• Condition: New

A check-engine light, a rough idle or lower fuel economy can mean an oxygen sensor is wearing out. These signs alone do not prove the sensor is the problem, since a vacuum leak can cause them too.

Fits

It fits the 2003-2004 Toyota Tundra V8 4.7L, the 2000 Tundra V6 3.4L and the 1999-2000 Toyota 4Runner V6 3.4L. This listing is one sensor. The 2000 Tundra V6 3.4L takes two, while the 2003-2004 Tundra V8 4.7L and the 1999-2000 4Runner V6 3.4L take one.

Specifications

In the box

One oxygen sensor with its wiring harness. A mounting bracket is not included.

Installation notes

• Direct-fit connectors
• Conductive anti-seize is pre-applied to the threads