Description
The Nexus S2 ECU Only is a Haltech engine management ECU engineered to give you full control over fuel, ignition and auxiliary functions for serious performance builds.
Nexus S2- An ECU, Wifi Module, Wideband Controller and data logger all in one. 4 x Ignition 4 x Injection (peak and hold) 6 x Digital Pulsed Outputs (DPO) 4 x Half Bridge Outputs (HBO) 1 x ECR output 1 x Onboard MAP sensor (4 Bar) 11 x Analog Voltage Inputs (AVI) 1 x Ignition Switch Input 6 x Synchronised Pulsed Inputs (SPI) 2 x Knock Inputs 1 x Onboard Wideband Controller (NTK/LSU 4.9) 128MB onboard logging memory
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.
Key Features:
- 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
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.
Installation & Notes:
- 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
- Onboard data logging – Up to 300 channels of logging at sample rates up to 1ms (1kHz) with 128MB of internal memory
Genuine Haltech part, available online and in-store from PZP — Perth & Wangara WA’s Haltech engine management specialists.












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