Autotecnica TY1318671 Oxygen Sensor

Oxygen Sensor for Toyota Tacoma, Tundra, and 4Runner

Autotecnica TY1318671 is a heated oxygen sensor built for direct replacement in select Toyota applications. It is a universal-fit, threaded sensor with a square male connector and a 155.02 wiring harness length, making it a practical choice for emission control repairs on the Toyota Tacoma, Toyota Tundra, and Toyota 4Runner.

Key Features

• Heated oxygen sensor for emission control system service
• Universal fit with threaded mounting type
• Square male connector for straightforward electrical connection
• 155.02 wiring harness length and 20-gauge wire
• 22 mm wrench size for removal and installation
• Cross-references Delphi ES10944 and DENSO Auto Parts 234-9001

Detailed Description

Autotecnica TY1318671 is an aftermarket oxygen sensor manufactured to ISO/TS 16949 QMS specifications and positioned as an OEM-spec replacement for select Asian and North American vehicles. This heated sensor is designed for 1999-2004 Toyota Tacoma, 2000-2004 Toyota Tundra, and 2000 Toyota 4Runner applications, supporting accurate exhaust monitoring in vehicles that rely on a properly functioning oxygen sensor for emissions control and engine management. The part number TY1318671 is also referenced by several interchange numbers, including OE-style Toyota numbers used in the same application.

What This Part Helps Address

• Check engine light related to oxygen sensor performance
• Incorrect air-fuel ratio readings from a worn sensor
• Reduced emissions system efficiency
• Rough idle or drivability concerns tied to exhaust feedback
• Failed emissions inspection caused by sensor degradation

Installation Notes and Tips

Confirm the connector shape, harness length, and mounting style before installation. This sensor uses a threaded mount and a 22 mm wrench size, so access to the exhaust location should be checked in advance. Verify the vehicle application by year and model before ordering, especially for Toyota Tacoma, Toyota Tundra, and Toyota 4Runner fitment. TY1318671 should be matched to the original sensor configuration for proper electrical connection and exhaust system operation.

Quality Assurance

Autotecnica manufactures replacement parts under ISO/TS 16949 QMS standards and backs this part with a two-year, unlimited mileage warranty. TY1318671 is a practical OE-style replacement for technicians and DIY owners who need a dependable oxygen sensor for Toyota Tacoma, Toyota Tundra, and Toyota 4Runner service.