spn-3234-fmi-2 Mercedes Fault Code :
Read the description of spn-3234-fmi-2 in KAMA3-5490 and the engine lights up for KAMA3 5490 Fault Codes code, there are some possible causes for it.
Fault Location
NOx Sensor (Bank 1)
Fault Description
Circuit Range/Performance
Fault PIN
LSCAN-MR