15F0E5 Mercedes Fault Code :
Read the description of 15F0E5 in CPC301T and the engine lights up for CPC301T Common Powertrain Controller code, there are some possible causes for it.
The electrical line from pin 10A17.II-24/8 to component '15B39: Refill reservoir coolant pressure sensor' has an open circuit, a short circuit to positive or a short circuit to ground.