News Technical Service Bulletins

Toyota Offers Tundra Trailer Brake Upgrade

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Using Techstream, click the Health Check button on the System Select tab. choose the desired ECU group(s) in the Health Check dialog box. Click Next, then click Continue to view Health Check results.


Some owners of 2016-2017 Toyota Tundra trucks equipped with an integrated trailer brake controller have expressed dissatisfaction with the braking feel. 

Revised software for the trailer brake control ECU has been developed to provide an alternative trailer braking feel.  Software version 12.10.018 or later is required.

Previous calibration ID was 8954F0C011 OR 8954F0C012. The new calibration ID is 8954F0C013.

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Toyota Updates Trailer Brake Control

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