Tag: Movano P20E9

Vauxhall Movano P20E9 High-Pressure Alert – Mobile Fix Explained

The Vauxhall Movano scrubs exhaust fumes with an AdBlue pump that should prime to five bar and then settle at three. When the pressure sensor spikes above nine bar the ECU logs P20E9 – Reductant Pressure Too High and the dash flashes a yellow DEF lamp. Left alone it climbs…