Pre sale Item - Expected to ship mid July 2026
The Nexus Honda EP3 (01 to 05) and Integra / Acura RSX DC5 (02 to 04) Plug in, as the name suggests, plugs directly into the Honda harness, and nestles neatly into factory location.
It seamlessly supports vital OEM functions.
Unlock enhanced capabilities with "OEM Plus" functionality via the auxiliary connector, enabling features such as Drive by Wire Throttle, O2 Control, Flex Fuel, Oil Pressure monitoring, Fuel Pressure sensing.
And for serious drivers, the Nexus ECU unleashes potent Race Functionality, including CO2 Boost Control, Race Timer, Advanced Torque Management, Launch Control, Nitrous Control, and 128MB of onboard data logging.
Setting up your Honda has never been easier, thanks to the intuitive setup wizard in NSP software or the Haltech Connect App on your smartphone. Plus, Wi-Fi capability ensures effortless diagnostics and tuning on the go.
Package Includes
- Nexus Plug-in ECU
- Air temperature + Wideband expansion harness 2.5m (8')
- Air temperature sensor (1/8' NPT)
- Aluminium bung for air temperature sensor
- Mounting brackets and hardware to suit
- 2.5m Vacuum hose and T piece
- Haltech USB C cable
- Quick start guide
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
- 2 x Half Bridge Outputs
- 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
- VTEC solenoid
- VTC solenoid
- IMRC (Dual Intake Runner System)
- Supports serial communications with the Multiplex Control Unit
- Coolant temperature display (dash)
- Battery warning light (dash)
- A/C request signal (climate control)
- Supports serial communications with the Immobiliser
Suits: Honda EP3 (01 to 05), Integra / Acura RSX DC5 (02 to 04)
Notes: Supports Manual Transmissions Only - Factory manual transmission (5 or 6 speed).