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Haltech Nexus S2 Engine Management System Control Modules 3 images

Haltech Nexus S2 Engine Management System

External: sold by Classifiedmotorsports on its own website Classifiedmotorsports Haltech classifiedmotorsports.com

External product

This product is sold and fulfilled by Classifiedmotorsports on its own online store, classifiedmotorsports.com (opens in a new tab). Payment, shipping, returns and warranty are handled by the store, not by kayparts. Details come from the store's public catalog (last checked 18 hours ago) and may have changed.

Product Overview

  • Sold by: Classifiedmotorsports
  • Store: classifiedmotorsports.com
  • Brand: Haltech
  • Category: Control Modules
  • Product type: ECU
  • SKU: HT-212000
  • Options: 3 variants
  • Availability: Sold out

Also available at

The same item (Haltech HT-212000) at another store, cheapest first. Prices and stock come from each store's public catalog and may have changed.

Price history

The price has stayed at $1,830.00 USD since we started tracking it on Nov 10, 2026. Prices come from classifiedmotorsports.com's public catalog, checked on every sync.

Description

HARNESS OVERVIEW Ideal for modified street cars, engine swaps and custom wiring jobs. The Universal Wire-in Harness has a set of ECU connectors at one end and unterminated wires at the other. All the wires at the unterminated end are color coded and clearly labelled. Connect your Haltech ECU to the terminated end and follow your wiring diagram for all the engine connections. Load your base map and you're ready to go! Color coded and labelled wires that match the detailed wiring diagram for a confusion free construction process. The wiring diagram is accompanied by the quick start guide and software is downloadable from the Haltech Website. ECU OVERVIEW Haltech's Nexus S2 is the successor to the acclaimed Elite 1500, offering a serious upgrade in performance and functionality. The S2 combines all the classic functionality of the Elite 1500 with new features and the superior processing power of the successful Nexus platform. 4 x peak/hold injector drivers (can be used as low side drive outputs) 4 x low current ignition outputs (can be used as low side drive outputs) 6 x low side drive outputs, PWM capable (DPOs) 4 x push-pull / half bridge outputs (8A, PWM capable), eg for electronic throttle 1 x ECR output 11 x 0-5V analog inputs with redundancy for electronic throttle and switchable 5V pullup Trigger and home inputs with differential inputs, adjustable thresholds and glitch filters 6 x synchronous pulsed inputs, zero crossing or adjustable thresholds - cam sensor inputs, frequency inputs or 0-5V analog inputs 1 x on-board wideband controller, supporting NTK and LSU4.9 1 x on-board 4 bar MAP sensor 2 x CAN ports with switchable termination ECU FEATURES Controlled via NSP (Nexus Software Programmer) Long Term Learning Stepper Motor Control 4D Closed Loop Boost Control Closed Loop CO2 Control Rotational Idle Launch Control Traction Control Anti-Lag Dual Knock Control Trans Brake Control Race Timer Multi Stage Fuel Injection Multi-level Engine Protection 6 Stage…

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