Haltech Nexus R5 VCU 

All-in-One Engine Management, PDM, Wideband & Data Logging System

The Haltech Nexus R5 is the ultimate all-in-one Vehicle Control Unit (VCU), purpose-built for high-end motorsport and professional performance applications. As Haltech’s flagship ECU, the Nexus R5 seamlessly integrates an advanced engine management system, power distribution module (PDM), dual wideband controller, and pro-level data logger—all in a single compact unit designed for maximum performance and control.

Whether you're building a high-boost drag car, time attack machine, or circuit-ready race car, the Nexus R5 delivers the power, precision, and flexibility you need to dominate the competition.

Key Features of the Haltech Nexus R5 VCU:

✅ Integrated Power Control Outputs

• 4 x 25A continuous push-pull PWM outputs @ 5 kHz
  (Perfect for injectors, coils, transbrake, thermofan, fuel pump)

• 12 x 8A continuous high-side outputs with low-speed PWM @ 200 Hz
  (Great for sensors, NOS solenoids, lighting, and more)

✅ Advanced Engine Management

• 18 x Peak & Hold Injector Drivers – also usable as low-side outputs

• 12 x Low Current Ignition Outputs – configurable for ignition or auxiliary

• 8 x Low-Side Drive Outputs (PWM capable)

• 4 x Push-Pull H-Bridge Outputs (8A) – ideal for drive-by-wire (DBW) throttle setups

✅ Sensor & Data Input Channels

• 23 x 0–5V Analog Inputs with 5V pullup and DBW redundancy

• 10 x Synchronous Pulsed Inputs with zero crossing/adjustable thresholds
  (Supports cam sensors, wheel speed, frequency and analog functions)

• Trigger & Home Inputs with differential sensing, glitch filtering, and adjustable thresholds

✅ Onboard Wideband & Data Logging

• Dual Integrated Wideband O2 Controllers – supports NTK and Bosch LSU 4.9 sensors

• Advanced internal data logger with high-speed logging capabilities for performance diagnostics

✅ Robust CAN Communication

• 3 x High-Speed CAN Bus Ports with configurable termination
  (Compatible with Haltech dashes, PDMs, digital displays, and third-party CAN devices)

Why Choose the Nexus R5?

• All-in-One ECU + PDM + Dual Wideband + Logger

• Eliminates the need for multiple control units or modules

• Reduces wiring complexity and improves reliability

• Built for extreme motorsport environments and advanced tuning setups

Whether you're tuning a turbocharged V8, a high-revving rotary, or a complex DBW engine, the Nexus R5 VCU delivers uncompromising control and functionality.

VCU FUNCTIONS

• 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

AUTOMATIC TRANSMISSION CONTROL

• Ford AODE/4R70W
• GM 4L60E
• GM 4L80E
• Toyota A340E
• Lenco
• Liberty

What's Included: 

• Nexus R5 VCU
• SurLok Connectors
• Wi-Fi Antenna
• Mounting Bolts
• USB-C Programming Cable
• USB-C Dust Cap

Info: 

Brand: Haltech 
Model: Nexus R5
Suitable for: Universal 1-12 cylinder or 2-6 rotor applications 
Warranty: 12 Months 

Note:

Ideal for racing applications where advanced race features, data logging and power management control is required.

Resources:

• Quickstart Guide
• Wiring Diagram