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

 

P1668 Description

 

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.