Settings 2021 !!link!! — Multiecuscan Elm327 Port

Under COM Port Number , change it to .

MultiECUScan works best when the COM port number is , COM2 , COM3 , or COM4 . Avoid using higher numbers like COM8 or COM9, as they can cause communication problems. multiecuscan elm327 port settings 2021

: Double-check that your Latency Timer in Device Manager is strictly set to 1 . Move your USB cable to a different USB port directly on the motherboard (avoid external USB hubs). "Connection Error: Check cable and port settings!" Under COM Port Number , change it to