i logged a post about these transit with these fault codes disconnect the pump connect a head light bulb to the live and earth and ibet it will not light it but if you check with a multi meter it will say 12 volts and as kevin siad they are vunrable in the starter area in the heat shielding you can also carry out a succesful communication between pcm and pump with according to ids and have this fault. recieved by parcel on saturday morning thanks