P1668 Code: Meaning, Causes, and Symptoms | OBD2 Codes
P1668 – Fuel Injector 3 Mechanical Fault
P1668 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
P1668 Possible Causes
Faulty Fuel Injector,Fuel Injector harness is open or shorted,Fuel Injector circuit poor electrical connection
Fuel Injector 3 Mechanical Fault is the generic description for the P1668 code, but the manufacturer may have a different description. Currently we have no further information abouth the P1668 OBDII code.