Unable to connect to ECU with Laptop.
ECU is a Vipec IPN35 Plug for 350Z 2004
Latest software has been download after being uninstalled and downloaded
Com port has been confirmed, Error Msg " Unable to connect to ECU but USB connection is present. Cycle the power to ECU "
ECU was connected to few weeks back when at the tuners however now unable to connect.
ECU has two Ports - One is a cable coming from inside ECU the other is the port the Racepak Dash was plugged into - this has been disconnected just incase that is also a issue,
Any help would be appreciated.