spn-3222-fmi-0 Mercedes Fault Code :
Read the description of spn-3222-fmi-0 in KAMA3-5490 and the engine lights up for KAMA3 5490 Fault Codes code, there are some possible causes for it.
Fault Location
Aftertreatment 1 Intake Gas Sensor (Lambda Sensor) Heater Preliminary FMI
Fault Description
Above Measuring Range
Fault PIN
LSCAN-MR