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Tow-Pro flashing blue and one red

The Tow-Pro Elite’s fault detection system uses LED flash codes to alert users to issues with the braking system or installation.

 A flashing blue light followed by one red indicates a fault with the remote head cable, often due to damage or a short circuit. While some issues may be identified through visual inspection, hidden damage may require cable replacement. Tow-Pro V2 models can use standard CAT5/CAT6 ethernet cables, while V3 models require a REDARC-specific replacement. 

REDARC recommends seeking the support of a qualified auto electrician or technician.

 

Important

For your safety, REDARC recommends installation by a qualified auto electrician or technician. Our trusted REDNetwork is made up of professional auto electrical businesses certified by REDARC to install the complete of REDARC solutions. Find Your Local Installer

 

This information is applicable to the following Tow-Pro Electric Brake Controllers:

  • Tow-Pro Classic Electric Brake Controller (EBRHV2)
  • Tow-Pro Elite Electric Brake Controller V2 (EBRH-ACCV2)
  • Tow-Pro Elite Electric Brake Controller V3 (EBRH-ACCV3)
 

How does this fault appear?

The Tow-Pro remote head will display a blue light followed by a single flash of red. 

 

What does blue and one red flashing mean?

This flash code indicates a fault where the Tow-Pro has detected an issue with the remote head cable. 

 

What causes this fault?

Below is a list of the common causes and repairs.

Important

In this article we explain the need for testing to determine the cause of the issue. Testing may involve changes to the installation or wiring. For your safety and accuracy, REDARC recommends engaging a REDNetwork member or a suitably qualified auto electrician - Find Your Local Installer

 

The Tow-Pro remote head cable links the Tow-Pro remote head to the main unit, and any harm to this cable can lead to this issue.

  1. A physical fault in the cable might be spotted through a visual examination, but internal damage may remain concealed.
  2. If a visual inspection does not reveal any faults and tests confirm that causes 1 and 2 are not the problem, it's advisable to replace the remote head cable.

Tow-Pro V2 (EBRH-ACCV2): The remote head cable is a commercially available CAT5 or CAT6 RJ45 ethernet cable that can be purchased from various retailers.

Tow-Pro V3 (EBRH-ACCV3): The remote head cable is a specially designed cable; replacements can be purchased from the REDARC website or REDARC resellers. 

 

How to remove and replace the remote head cable

  1. To replace the remote head cable, gain access to the rear of the remote head and Tow-Pro main unit commonly mounted under the dashboard.
  2. Both ends of the remote head cable have connectors with locking tabs that requires depressing the locking tab to remove.
  3. Once cable has been removed, install new replacement cable.
  4. Check to see if the fault is still present. 

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