spn-705-fmi-4 Mercedes Fault Code :
Read the description of spn-705-fmi-4 in KAMA3-5490 and the engine lights up for KAMA3 5490 Fault Codes code, there are some possible causes for it.
Fault Location
Proportional Valve 5
Fault Description
CNG Lock Valve Shorted To Ground
Fault PIN
LSCAN-MR