OBD2A to OBD1 Automatic ECU Jumper Harness for 1996-1999 Acura Integra

Run an OBD1 Auto ECU While Keeping the Factory TCU.

This OBD2A to OBD1 automatic ECU jumper harness is designed for 1996-1999 Acura Integra models with a B-Series engine and automatic transmission.

The 1996-1999 Integra uses a separate factory Transmission Control Unit (TCU). This harness allows installation of a compatible OBD1 automatic ECU while retaining the factory TCU to control the automatic transmission.

Vehicle Fitment

1996-1999 Acura Integra – B-Series Automatic Transmission

Features

• Converts OBD2A vehicle wiring for an OBD1 automatic ECU
• Retains the factory transmission control unit
• Designed for B-Series engine and automatic transmission applications
• OEM-style connectors for OE-quality fitment
• Durable plug-in adapter design
• No need to replace the factory TCU

How It Connects

The OBD2A connector plugs directly into the factory ECU / PCM connectors.

The OBD1 connectors then plug into the compatible OBD1 automatic ECU.

Important Fitment Notice

This harness is specifically designed for 1996-1999 Acura Integra models with a B-Series engine and automatic transmission.

A compatible OBD1 automatic ECU is required.

Please make sure this harness will fit your specific vehicle, engine, transmission, ECU, and TCU configuration before purchasing.

Professional Installation & Tuning Available

RPM Racing offers professional automotive wiring, ECU installation, and tuning services.

Contact RPM Racing for installation, tuning availability, pricing, and scheduling.

Keep the automatic. Keep the factory TCU. Upgrade to an OBD1 tuning setup.