Standard Ignition S-785 Oxygen Sensor Connector

Oxygen Sensor Connector for Ford and Jeep Applications

Standard Ignition S-785 is an oxygen sensor connector pigtail assembly built for electrical repair work where the original connector has failed, corroded, or lost terminal integrity. It uses high-grade materials to support strong conductivity and a secure connection on Ford, Lincoln, Mercury, and Jeep applications.

Compatible with a wide range of Ford Bronco, Mustang, Ranger, F-150, and E-Series van applications, this Standard Ignition S-785 connector is also used on select Lincoln Town Car and Mercury models. It is a direct-fit electrical connector solution for downstream oxygen sensor repair on the 1985 Ford Ranger and other listed vehicles.

Key Features

• Oxygen sensor connector pigtail assembly
• Male connector gender with female pin terminals
• 3-terminal, 3-wire design
• Built with materials selected for conductivity and connection reliability
• Designed for electrical connector repair on Ford, Lincoln, Mercury, and Jeep vehicles
• Standard Ignition S-785 part number for catalog matching and service lookup

Detailed Description

The Standard Ignition S-785 is an oxygen sensor connector designed for technicians replacing damaged or heat-affected wiring connections at the sensor interface. Standard Ignition builds its pigtails and sockets for electrical repair jobs where the factory connector no longer maintains a dependable signal path. This part number, S-785, is listed for a broad range of late-1970s through 1990 Ford-family vehicles, including Bronco, Mustang, Ranger, F-Series trucks, E-Series vans, Thunderbird, and related Lincoln and Mercury models.

This part cross-references PT5681 and WPT386 for the same application.

What It Helps Repair

• Broken or brittle oxygen sensor connector housings
• Corroded terminals causing intermittent sensor signals
• Heat-damaged wiring at the oxygen sensor lead
• Poor electrical contact at the downstream oxygen sensor connector
• Check engine concerns related to connector continuity on listed Ford and Jeep applications

Installation Notes and Tips

• Verify connector style, terminal count, and wire count before installation.
• Match the vehicle application to the listed fitment for Ford Bronco, Mustang, Ranger, F-150, and other supported models.
• Inspect the mating sensor connector and surrounding harness for heat damage before splicing.
• Use proper electrical repair practices to maintain terminal retention and signal quality.
• For 1985 Ford Ranger applications, this connector is listed for the downstream oxygen sensor connection.

Quality Assurance

Standard Ignition focuses on replacement pigtails and sockets for electrical repairs, using materials selected to maintain conductivity and dependable terminal contact. The S-785 is engineered as a service replacement for original connector failures across the listed Ford, Lincoln, Mercury, and Jeep applications.