P0279 KIA Cylinder 7 Injector Circuit Low

Possible causes
– Dirty Fuel Injector 7
– Faulty Fuel Injector 7
– Plugged Fuel Injector 7
– Fuel injector 7 harness is open or shorted
– Fuel injector 7 circuit poor electrical connection
Tech notes
Clogged or partially clogged fuel injector can cause this code. Start by performing an injector flush before replacing the injector.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Engine Misfire
– Engine Run Rough
– Low MPG
P0279 KIA Description
Code P0279 is triggered when the Engine Control Module (ECM) detects a low voltage in the Fuel Injector 7 Circuit. During normal conditions the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.