spn-654-fmi-12 Mercedes Fault Code :
Read the description of spn-654-fmi-12 in KAMA3-5490 and the engine lights up for KAMA3 5490 Fault Codes code, there are some possible causes for it.
Fault Location
Injector Cylinder 4
Fault Description
Idle Control At Limit
Fault PIN
LSCAN-MR