spn-723-fmi-3 Mercedes Fault Code :
Read the description of spn-723-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
Camshaft Position Sensor "A" (Bank 1 or Single Sensor)
Fault Description
Open Circuit
Fault PIN
LSCAN-MR