• Haltech NEXUS S2 (ECU Only)
  • Haltech NEXUS S2 (ECU Only) — view 2 | J-Spec Garage
  • Haltech NEXUS S2 (ECU Only) — view 3 | J-Spec Garage
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Haltech NEXUS S2 (ECU Only)

$1,830.99
$1,695.00 $1,830.99
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Shipping calculated at checkout.
Fits the Mazda RX-7 · Nissan 240SX/SilviaEngineered for the 13B-REW · KA24 · SR20DET
  • Fitment guaranteed
  • Fast, tracked shipping
  • Price-match guarantee
  • Authorized US retailer

Select items are stocked in the USA — others ship from the manufacturer. Delivery calculated at checkout.

Haltech NEXUS S2 (ECU Only)

Suits: Engines with up to 4 cylinders or up to 2 rotors. Racing applications where advanced race features and data logging is required.

Includes: Nexus S2 ECU, 4 x mounting bolts, USB-C Cable, USB-C dust cap, Quick Start Guide, Wiring Diagram.

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 Nitrous Control
  • 4-sensor variable cam control
  • Intake Air Bleed Control
  • Flat Shift Control
  • Shock Travel & Ride Height Control
  • Advanced Torque Management
  • On-board Wi-Fi
  • On-board datalogging (128MB)
AUTOMATIC TRANSMISSION CONTROL
  • Ford AODE/4R70W
  • GM 4L60E
  • GM 4L80E
  • Toyota A340E
  • Lenco
  • Liberty
Specs & fitment
Brand
Haltech
Platform
Mazda RX-7, Nissan 240SX/Silvia
Engine
13B-REW, KA24, SR20DET
Category
ECUs
SKU
HALHT-212000
$1,830.99
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