Multiecuscan Elm327 Port Settings 2021 ((install)) -

: This is the most common cause of "Interface too slow" errors. In the same Advanced Settings for your COM port, change the Latency Timer (msec) from the default 16 to 1 .

| Setting | Value | Why for 2021 | |---------|-------|---------------| | Bits per second | | Default for MES (38400 too slow for 2021 CAN logs) | | Data bits | 8 | Standard | | Parity | None | Standard | | Stop bits | 1 | Standard | | Flow control | None | Hardware flow control breaks MES timing | multiecuscan elm327 port settings 2021

: Your car key must be in the MAR (electrics on) position. : This is the most common cause of