Haltech Nexus S2/S3 Plug'n'Play Adaptor Harness - Mazda MX5 NA

Haltech Nexus S2/S3 Plug'n'Play Adaptor Harness - Mazda MX5 NA (HT-186336) is a vehicle-specific Haltech plug-and-play adaptor harness for connecting a compatible Nexus S2 or Nexus S3 ECU to the supported factory engine loom without replacing the complete vehicle harness.

Harness only — ECU is not included with this product.

Vehicle fitment

• Mazda MX-5 / Miata NA 1.6L and 1.8L with the 2-plug, 2-row factory ECU.
• Manual transmission only.

What’s included

• Injection-moulded vehicle-specific plug-and-play adaptor harness.
• M14 x 1.5 air-temperature sensor with matching plug and pins.
• Auxiliary I/O 16-pin Tyco plug and pins.

Important application notes

• Does not support USDM OBDII 1996-1997 vehicles, Special Edition SE or Anniversary models.
• Manual-transmission 1.6L variants require the factory throttle-position sensor to be removed and replaced with a full-range TPS for correct operation.

Product Details

Product: Haltech Nexus S2/S3 Plug'n'Play Adaptor Harness - Mazda MX5 NA
Brand: Haltech
Category: Haltech Wiring Harness

This listing covers the product and application named above. Use the product title, part number where shown, and the existing technical information on this page to confirm it matches the required vehicle or engine combination.

Before Ordering

• Confirm the listed application matches the vehicle, engine or component being upgraded.
• Check whether supporting hardware, fabrication, wiring, fluids, gaskets or calibration are required for the installation.
• If the vehicle has non-standard modifications, confirm compatibility before purchase.

Built by Boost & Tune Support

Built by Boost & Tune can assist with installation, wiring integration, sensor setup and calibration where required. Contact us before ordering if you need help confirming suitability or planning the complete upgrade package.

Supplier

Haltech