JB4 BMS DATA Cable

BMS DATA Cable for JB4

Wired JB4 app connection for your Windows laptop, Android phone, or Android tablet. One end attaches to the JB4 and the other end attaches to your windows laptop if using the free windows software linked below. If using a data cable with the JB4 Mobile App (purchased separately) on an android device an OTG adapter for your device is also required. (sold separately). Not for use with Apple/iOS products.

Features & Benefits

• Connect and control your JB4 tuner from your phone, tablet, or laptop


• Android®, and Windows compatible


• Change maps


• Read/Delete error codes


• Monitor your vehicle with your choice of over 40 live gauges on your phone


• Take logs to tune your vehicle to perfection


• Graph/email your logs to review performance


• Change user adjustment/methanol settings


• Update JB4 firmware


• Custom gauge colors/themes


• Made in the USA

Data cable software and instructions:

https://www.jb4tech.com/forum/model-specific-engine-tuning-modification-discussion/n54/support-log-review-ab/138-jb4-laptop-connection-directions