Caution / Notice / Hint

NOTE:

When replacing the navigation ECU, always replace it with a new one. If a navigation ECU which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The navigation ECU may not operate normally.
Check that the antenna cord sub assembly (for navigation antenna) is properly installed and does not have any sharp bends, pinching or loose connections before performing following procedure.
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2017 - 08/2018] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2018 - 09/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2019 - 03/2020] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2020 - 10/2020]