I restarted the car at the first light, and everything returned to normal. When I got home I pulled code 00348A: Map Thermostat - stuck open. My current mods: BMW Stage 1 tune, ER intercooler & CP, CSF radiator, PE. Water pump & thermostat were replaced 2k miles ago. ...
Its not a huge issue for me but if there is any fix for this i would of course be happy 😄 sometimes one of my TRV gets stuck exactly on the temp i set and it continuesly heats but doesnt goes above the temp. I guess thats how its supposed to be? But the rest of them always...
The monitoring system includes a control unit which monitors and determines whether the thermostat is in a stuck-open state by using the primary and auxiliary modeled coolant temperatures. The primary and auxiliary modeled coolant temperatures are calculated based on coolant temperature, intake air ...