spn-620-fmi-3 Mercedes Fault Code :
Read the description of spn-620-fmi-3 in KAMA3-5490 and the engine lights up for KAMA3 5490 Fault Codes code, there are some possible causes for it.
Fault Location
Supply Analog
Fault Description
Voltaqe too Hiqh > 5,2 V.
Fault PIN
21/09