CAR OBD CODES

P0271 OBD Code Definition:
P0271 Cylinder 4 Injector Circuit High
P0271 OBD Code Description:

OBD2 Code P0271 Definition:
Code P0271 is triggered when the Power Train Control Module (PCM) detects a high voltage in the Fuel Injector #4 Circuit. During normal conditions the PCM turns the Fuel Injectors ON and OFF in the Fuel Injection System. Symptoms

Possible sumptoms of P0271
– Engine Light ON (or Service Engine Soon Warning Light) – Engine Misfire – Engine Run Rough – Low MPG Possible Causes

Possible causes of P0271
– Fuel Injector #4 – Faulty or Corroded Fuel Injector #4 Connector – Plugged #4 Fuel Injector – Dirty #4 Fuel Injector Possible Solutions

– Clean Fuel Injector #4 Connector – Clean Fuel Injector #4 – Replaced Fuel Injector
Note: The information on the P0271 error code is purely informative, if you need more useful information, please consult your technician.