Computer Setting; Electronic Diagnostic - Renault MR18 F3R 2021 User Manual

4.3 Computer setting

ECU communication is done by the TATUUS Ethernet communication cable.
First, you must change computer IP address (IPV4) as following and switch of firewall & wifi.
IP: 192 . 168 . 111 . 75
Mask: 255 . 255 . 255 . 0

4.4 Electronic diagnostic

In case of sensor issue, you must check Vref supply. With any short circuit on loom or sensors, the 5V
will drop. All sensors in the same Vref supply will wrong.
MR18 F3R Engine user manual V03, February 2021 Page 12 sur 29