This is symptomatic of a malfunctioning cold water control valve OR a malfunctioning control board (OR poor cable/plug/socket contacts depending on the make and model which unfortunately you have not told us!) Sorry but it needs a service call to confirm which it is- ;-0(
If this has assisted you please consider a 4 thumbs up for the rating. Thanks and good luck! John C
Answers & Comments
Hi from retired Englishman in SW France,
This is symptomatic of a malfunctioning cold water control valve OR a malfunctioning control board (OR poor cable/plug/socket contacts depending on the make and model which unfortunately you have not told us!)
Sorry but it needs a service call to confirm which it is- ;-0(
If this has assisted you please consider a 4 thumbs up for the rating.
Thanks and good luck!
John C