how to manually display error codes

[swanton]

I have a 2002 saxo 1.4 furio does anyone know how to manually display ecu error codes .? I heard there was a manual way to do this?.

[wadoryu]

Plug it into diagnostic. I don't know any "manual" way to diagnose a car apart from listening to the actual car to tell you what's fucked.

[Paul]

Not sure if a bot or not... lol