3031 Mercedes Fault Code :
Read the description of 3031 in CPC and the engine lights up for CPC Common Powertrain Controller code, there are some possible causes for it.
Overvoltage at terminal 30
Read the description of 3031 in CPC and the engine lights up for CPC Common Powertrain Controller code, there are some possible causes for it.
Overvoltage at terminal 30