Haltech Nexus R3 + Universal Wire-in Harness Kit – 2.5m (8′)
€2,681.97 Incl. VAT
- Brand: Haltech
- Category: ECUs
Universal part: not made for one specific car. Check the sizes in the description.
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Haltech
Haltech was founded in Sydney in 1986 and makes standalone engine management. Its range here is built around two ECU families. Elite runs from the 550 to the 2500, and Nexus includes the S2, S3, R3 and R5 and the Rebel LS and JZ versions. The Nexus R5 combines the ECU with power distribution and CAN keypad control.
Around the ECUs sits everything needed to install and wire one: plug-and-play adapter harnesses, universal and terminated main harnesses, and sensors for pressure, temperature, oxygen and position. The list continues with CAN cables and modules, thermocouple amplifiers, fuse boxes, ignition coils, injectors, and plugs and pins for the common connector types.
Most parts are chosen by ECU model and connector type. Where a Haltech part is tied to a car, it is usually a Nissan Silvia or Skyline, a Subaru Impreza, or a Honda S2000, CRX or Civic.
Elsewhere in Engine Management you will find wideband controllers and gauges. Haltech is the range that covers the full installation, from the ECU and harness down to individual connector pins.
Talk to a real motorsport specialist.
EU-based, motorsport-experienced. We'll walk through your application before you buy.
Description
HARNESS OVERVIEW
Ideal for dedicated race cars, engine swaps and custom wiring jobs. The Universal Wire-in Harness has a set of VCU connectors at one end and unterminated wires at the other. All the wires at the unterminated end are colour coded and clearly labelled. Connect your Haltech VCU to the terminated end and follow your wiring diagram for all the engine connections. Load your base map and you’re ready to go!
- Colour coded and labelled wires that match the detailed wiring diagram for a confusion free construction process.
- The wiring diagram is accompanied by the full VCU manual and Software located on the USB key provided with the VCU, or downloadable from the Haltech Website.
VCU OVERVIEW
Nexus R3 combines the functionality of a power distribution module, a data logger, a wideband controller and a state-of-the art engine management system in one powerful device we call a VCU (Vehicle Control Unit).
- 4 x 25A (continuous) push-pull PWM capable (5 kHz) outputs (for power to injectors / coils, transbrake, thermofan, fuel pump)
- 8 x peak/hold injector drivers (can be used as low side drive outputs)
- 8 x low current ignition outputs (can be used as low side drive outputs)
- 6 x low side drive outputs, PWM capable (DPOs)
- 6 x push-pull / h-bridge outputs (8A, PWM capable), eg for electronic throttle
- 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
Haltech Nexus R3 + Universal Wire-in Harness Kit – 2.5m (8')
Additional information
| Series | Nexus R3 |
|---|
Haltech
Haltech was founded in Sydney in 1986 and makes standalone engine management. Its range here is built around two ECU families. Elite runs from the 550 to the 2500, and Nexus includes the S2, S3, R3 and R5 and the Rebel LS and JZ versions. The Nexus R5 combines the ECU with power distribution and CAN keypad control.
Around the ECUs sits everything needed to install and wire one: plug-and-play adapter harnesses, universal and terminated main harnesses, and sensors for pressure, temperature, oxygen and position. The list continues with CAN cables and modules, thermocouple amplifiers, fuse boxes, ignition coils, injectors, and plugs and pins for the common connector types.
Most parts are chosen by ECU model and connector type. Where a Haltech part is tied to a car, it is usually a Nissan Silvia or Skyline, a Subaru Impreza, or a Honda S2000, CRX or Civic.
Elsewhere in Engine Management you will find wideband controllers and gauges. Haltech is the range that covers the full installation, from the ECU and harness down to individual connector pins.
Talk to a real motorsport specialist.
EU-based, motorsport-experienced. We'll walk through your application before you buy.







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