Haltech NEXUS R5 Basic Universal Wire-In harness Length: 2.5M
Suits: NEXUS R5
Includes: 5 x Main ECU connectors 4 x CAN Connectors Fully populated with TXL wire
Notes: The following cables within this harness are 5M in length * High Current Outputs 2 to 12 * Extra High Current
Outputs 1 to 4

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- 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.
| Product Name | Haltech NEXUS R5 Basic Universal Wire-In harness Length: 2.5M |
|---|---|
| Brands | Haltech |
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Why use a Haltech ECU?
It provides full control of fuel, ignition, boost and safety strategies that a factory ECU cannot manage on a heavily modified engine.
What types of applications is the Haltech NEXUS R5 Basic Universal Wire-In harness suitable for?
The Haltech NEXUS R5 Basic Universal Wire-In harness is ideal for dedicated race cars, engine swaps, and custom wiring jobs. Its design allows for flexibility in various performance applications.
How do I connect the Haltech NEXUS R5 harness to my ECU?
To connect the harness, attach the set of ECU connectors at one end to your Haltech NEXUS R5 ECU. The other end is unterminated, allowing you to follow your specific wiring diagram for engine connections.
Are the wires in the Haltech NEXUS R5 harness labelled?
Yes, all wires at the unterminated end of the harness are colour coded and clearly labelled. This facilitates a confusion-free construction process when wiring your engine.
What additional resources come with the Haltech NEXUS R5 harness?
The harness includes a detailed wiring diagram along with the full VCU manual and software, which can be accessed via a USB key provided with the VCU or downloaded from the Haltech website.
What is the length of the high current output cables in the Haltech NEXUS R5 harness?
The high current output cables within the harness are 5 metres in length, accommodating outputs 1 to 12 for extra high current applications.