Haltech Nexus Plug-in ECU - Mazda RX-8 - HT-231401

Haltech Nexus Plug-in ECU - Mazda RX-8 - HT-231401

Suits: Mazda RX-8 Series 1 2003-2008, 13B-MSP Renesis 6-port (ADM, USDM, JDM, EUDM); Mazda RX-8 Series 1 2003-2008, 13B 4-port (JDM)

Includes: Nexus Plug-in ECU, Air temperature + Wideband expansion harness 2.5m (8') and spare pins, Air temperature sensor (1/8" NPT), Aluminium bung for air temperature sensor, Mounting brackets and hardware, 3mm Vacuum hose 2.5m (8'), 3mm Aluminium Vacuum T piece, Haltech USB-C cable, Quick start guide

Notes: Supports Manual Transmissions Only - Factory manual - 5 speed on 4-port, 6 speed on 6-port

Supersedes: Haltech Nexus Plug-in ECU - Mazda RX-8 including LSU4.9 Wideband Hardware Pack (HT-231402) (discontinued)

Overview

The Haltech Nexus Mazda RX-8 Plug-in connects directly into the Mazda harness and fits neatly into the factory location. It seamlessly supports vital OEM functions.

Unlock enhanced capabilities with "OEM Plus" functionality via the auxiliary connector, enabling features such as O2 Control, Flex Fuel, Oil Pressure monitoring, Fuel Pressure sensing.

For performance-oriented users, the Nexus ECU provides Race Functionality including CO2 Boost Control, Race Timer, Advanced Torque Management, Launch Control, Nitrous Control, and 128MB of onboard data logging.

Setup is streamlined through the intuitive setup wizard in NSP software or the Haltech Connect App on your smartphone, with Wi-Fi capability for diagnostics and tuning.

NEXUS PLUG-IN ECU FEATURES

• Drive By Wire Throttle Support
• Single Channel Onboard Wideband Control - Supports LSU4.9/NTK
• Wi-Fi
• 4 channel onboard oscilloscope
• Data logging 128MB
• Flex Fuel
• Closed Loop O2 Control
• Knock Control
• Long term learning

AUXILIARY CONNECTOR

• 4 x Digital Pulsed Outputs
• 4 x Synchronised Pulsed Inputs
• 1 x Onboard Wideband
• 2 x Sensor Ground
• 2 x 12V Output
• 2 x 5V Output

SUPPORTED OEM FUNCTIONALITY

• Drive-By-Wire / Electronic throttle
• Alternator control
• Cruise control switch
• Oil Metering Pump (OMP)
• Secondary Shutter Valve (SSV) solenoid
• Variable Dynamic Intake (VDI) solenoid
• Variable Fresh Air Duct (VFAD) solenoid
• Auxiliary Port Valves (APV) motor
• Electronic Power Steering
• DSC / Traction control
• Instrument cluster
• Rear O2 sensor (used as narrowband)
• ABS module (Limited support for AUDM, JDM, USDM, and European versions; K-line ABS modules not supported)
• Immobiliser light on dash (Immobiliser not supported, but Haltech ECU functions regardless and can prevent warning light)

Downloads

• Quickstart guide
• Haltech Product Catalogue
• All manuals and downloads for HT-231401 on haltech.com