P0209 Code: Meaning, Causes, and Symptoms | OBD2 Codes

P0209 – Injector Circuit Malfunction Cylinder 9

 

P0209 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light),Lack/Loss of Power,The engine may be harder to start,Engine hesitation

 

P0209 Possible Causes

 

Faulty fuel injector 9,Fuel Injector 9 harness is open or shorted,Fuel injector 9 circuit poor electrical connection

 

P0209 Description

 

Engine Control Module (ECM) checks the injectors circuit resistance and monitors the voltage drop during normal operation. The ECM will trigger the P0209 code when the resistance or voltage drop at the injector 9 is out of specifications.