Tag: AdBlue quality

Ford Transit/Custom P207F: AdBlue Quality/Performance Fix

Ford Transit and Transit Custom vans throw the P207F code when the ECU thinks AdBlue (DEF) quality or performance is poor. Drivers see “Service AdBlue”, rising consumption, and sometimes a countdown to no-start. This guide shows you what P207F really means, what to check on the driveway, and when to…