Possible causes

– Dirty Fuel Injector 1
– Faulty Fuel Injector 1
– Plugged Fuel Injector 1
– Fuel injector 1 harness is open or shorted
– Fuel injector 1 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

P0261 Description

Code P0261 is triggered when the Engine Control Module (ECM) detects a low voltage in the Fuel Injector 1 Circuit. During normal conditions the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.

P0261 Information for specific makes

P0261 CHRYSLER
P0261 FORD
P0261 HYUNDAI
P0261 KIA
P0261 ISUZU
P0261 MAZDA
P0261 BMW
P0261 JEEP
P0261 DODGE
P0261 VOLKSWAGEN
P0261 AUDI