Overview 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 Onboard data logging - Up to 300 channels of logging at sample rates up to 1ms (1kHz) with 128MB of internal memory Plug and Pin set compatible with Haltech Nexus products that use the Key 2 / 34 position connector. Superseal connector 34 Pin (Key 1) Plug and Pins 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 Specifications Analog Voltage Inputs (AVI) 11 Differential Engine Position Inputs 2 (Trigger and Home) Digital Pulsed Inputs (DPI) 0 Synchronized Pulsed Inputs (SPI) 6 Knock Sensor Inputs 2 On-board Wideband Controller 1 x NTK/LSU 4.9 Injection 8 (peak and hold) Ignition 8 Ignition Switch Input 1 Engine Control Relay output 1 Total Digital Pulsed Outputs (DPO) 6 Half Bridge Outputs (HBO) 4 8A On-Board PDM NO 25A High Current Outputs (HCO) 0 CAN Bus Networks 2 MAP sensor Internal (4 BAR) Inertia / G-Sensor NO USB 2.0 USB-C Low Power Up via Cable YES Wi-Fi YES Compatible with Haltech Connect App YES Anti-Lag/Rotational Idle YES Boost Control 4D Closed Loop Closed Loop O2 Control Dual CO2 Control YES Drive-By-Wire Throttle Dual Engine Protection Multi-Level Flat Shift Support Advanced Flex Fuel YES Intake Air Bleed Control YES Knock Control Dual Launch Control YES Long Term Learning Up to 4D Nitrous Control Stages Up to 6 Race Timer YES Rolling Anti-Lag YES Shock Travel & Ride Height YES Torque Management (Driveshaft and Engine RPM Targeting) YES Traction Control YES Trans Brake YES Tuning Table Resolution 32x32x8 4D Variable Cam Control Up to 4 Onboard storage 128MB
