Plug and Pins Only – Delphi 3 Pin Pressure Sensor Connector

Electrical Continuity: Delphi 3-Pin Pressure Sensor Connector Set

In high-fidelity harness integration, the quality of the sensor interface determines the reliability of the entire engine management system. The Plug and Pins Only – Delphi 3 Pin Pressure Sensor Connector is the industry-standard interface for high-performance pressure transducers. This connector suits a vast range of Haltech sensors, including the 5 Bar and 7 Bar “TI” MAP sensors, and the full range of Motorsport Pressure sensors from 150 PSI up to 2000 PSI. Utilizing genuine Delphi hardware ensures that your standalone ECU integration maintains a low-resistance, stable connection that is vital for detonation protection and accurate fuel map calibration.

Engineering Principles: Signal Integrity and Moisture Sealing

Pressure sensors produce a precise 0.5V to 4.5V ratiometric signal that is sensitive to electrical resistance and ground noise. The Delphi 3-pin connector utilizes high-retention terminals and a primary locking wedge to ensure a gas-tight electrical bond. This Analogue-to-Digital interface (regarding the sensor output) is critical for systems like closed-loop boost control, where signal noise can cause unstable boost levels. The connector features high-temp housing and integrated silicone seals that protect against moisture, fuel, and oil ingress, keeping the terminals free from corrosion—a primary cause of high-RPM misfires and “drift” in sensor readings on LS-swap or 2JZ engines.

Operational Benefits for Professional Loom Builders

For builders constructing a competition-grade harness, this “Plug and Pins Only” kit is an essential component. It allows the professional installer to build a 100% custom-length sequential ignition or pressure sensor sub-harness using Milspec Tefzel wire. In a fuel map calibration context, having a reliable connector means the tuner can trust that the pressure data for fuel pressure or MAP is not compromised by “terminal walk” or vibration. This kit provides the modularity required for fast sensor replacement during endurance track events, ensuring that the harness integration meets the standards of professional motorsport teams.

Fitment and Integration Requirements

This kit includes a pack of 3 precision pins and the 3-pin Delphi-style female housing. It is a direct match for the entire Haltech Motorsport and “TI” sensor lineup. For a professional result, it is mandatory to use a dedicated automotive terminal crimping tool (such as those for the GT150 or Metri-Pack series) to ensure a high-pressure crimp. These connectors are fully compatible with Haltech Elite and Nexus terminated harnesses, allowing for seamless expansion of your vehicle’s sensor network while maintaining a professional and weatherproof finish.

Technical Specifications Table

Summary & Includes

The Delphi 3-Pin Pressure Connector is the professional standard for high-performance telemetry termination. Includes: 1 x 3-Pin Connector Housing and a Pack of 3 precision pins. Note: Specifically designed for Haltech pressure and MAP sensor signal paths.