Applicable to Maptuner Nano NX3A and NB3A

Firmware Update

Firmware is updated using the smartphone app MyMaptuner. Make sure you have the latest version installed.

Having problem updating firmware on your Maptuner?

Note: There is a known issue that is resolved from firmware 19 and onwards.

If you experience issues during firmware update, try to unplug your Maptuner Nano for a couple of seconds before plug back in. During this time, also restart the MyMaptuner App and reconnect to the Maptuner Nano and sync. If problems still exist, repeat this a couple of times.

• Unplug Maptuner Nano
• Press and hold button on Maptuner Nano at the same time as you plug in to OBD/ECU.
• One of Maptuner Nano LEDs will now light up yellow.
• Open App and control center to connect to your Nano and this will open Recover page.
• Click on Firmware Update to try update the firmware.

Tip: If problem still exist and you are using an iPhone, try to perform the sync with an Android smartphone.