Delphi ES10392 Oxygen Sensor - Front

Delphi ES10392 Oxygen Sensor for Toyota and Lexus

Delphi ES10392 is a front oxygen sensor built for select Toyota, Lexus, and Geo applications from the early 1990s. It uses a non-heated, single-wire design with a square connector and 18 x 1.5 mm thread size for direct-fit replacement on listed vehicles.

Key Features

• Non-heated oxygen sensor design
• 1-wire configuration with square connector
• 18 x 1.5 mm thread size
• Overall length: 325.0
• Front position application
• Includes oxygen sensor and instruction sheet

Detailed Description

The Delphi ES10392 oxygen sensor is engineered for emission control service on select 1992-1995 Toyota Camry, Toyota Celica, Toyota Corolla, Lexus ES300, and Geo Prizm models. Delphi draws on OE heritage and supplier experience with major automakers, bringing factory-style design knowledge to this aftermarket oxygen sensor. This part number, ES10392, is a direct replacement option for front sensor locations listed in the fitment data, including California-emissions applications where specified.

This part cross-references DENSO Auto Parts 234-1053 and Bosch 12031 for the same application.

What It Helps Address

• Check engine light related to oxygen sensor performance
• Incorrect exhaust oxygen signal to the engine control system
• Rough idle or drivability issues tied to sensor aging
• Failed emissions inspection caused by a worn front sensor
• Fuel mixture control problems from inaccurate exhaust readings

Installation Notes and Fitment

• Fits 1993-1995 Geo Prizm, front, with California Emission System
• Fits 1994-1995 Toyota Camry, front
• Fits 1995 Toyota Celica, front, without California Emission System
• Fits 1994-1995 Toyota Celica, front
• Fits 1993-1995 Toyota Corolla, front, with California Emission System
• Fits 1992-1994 Toyota Celica, N/A, without California Emission System
• Fits 1992-1994 Toyota Celica, front, with California Emission System
• Fits 1992-1993 Lexus ES300, N/A, with California Emission System; with Flange; without California Emission System
• Fits 1992-1993 Toyota Camry, N/A, without California Emission System
• Fits 1992-1993 Toyota Camry, front, with California Emission System

Verify connector shape, thread size, and sensor position before installation. The ES10392 is listed for front applications and select N/A fitments shown in the catalog data, so match the vehicle’s emission configuration before ordering.

Quality Assurance

Delphi builds this oxygen sensor using OE experience and knowledge developed through supplier relationships with leading automakers. That background supports consistent fitment and sensor construction for emission control service on the listed Toyota, Lexus, and Geo vehicles.