Nobody can really guess,
It needs the box ECU scanned,
Just the same as when the check engine light comes on when the G/box warning lamp comes on it gets scanned for any stored fault codes.
Not the kind of thing your average Ebay scanner can do.
The only system I'm absolutely sure "WILL" work is Renault Can Clip diagnostics.
Posted on Wednesday 26th of July 2017Don't understand this? Ask a question