electical fault

I have a 2021 VW T6.1. My oil engine temperature will intermittently start fluctuating and not settle on a temperature. This resulted in the engine management light (the coil warning light) coming on, on one occasion, and the start stop and ACC being disabled. However, leaving the vehicle...

T5 Sport 2008 - I have a fault that causes my instrument cluster to flash on and off, resetting my clock, current mileage distance etc. I have asked local garage to check this during service and mot but they said they could not get the fault to occur. My screen has a wiper sensor. This fault...