DS 5, 2.0 BlueHDI 133 Kw, fault code P1434

Hello, just got my car diagnosted and the error code is P1434 any idea what it is and what to do with it ?

Hi @tomaslorek

It’s been some time since you posted, so hopefully it is all sorted now.

P1434 is an error with the Fuel Additive Pump. The likelihood is that this will need to be replaced.
The OEM part number for this is 9672419980