Vokera No display, pump running Fault Code
Also written as NODISPLAYPUMPRUNNING — same fault.
The Vokera No display, pump running fault code means: your boiler has lost power to its control screen, but the internal water pump is stuck running, which suggests an electrical fault within the main control system.. It appears on 1 Vokera model in our database.
Technical description: Fault Finding Test 1A
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
Find a Gas Safe engineer
Search the official register for a qualified engineer in your area.
Gas Safe Register →Vokera models that show the No display, pump running fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera No display, pump running fault code information on this page is sourced and cross-checked against the official Vokera service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026