OBD Code P0266

Cylinder 2 Contribution/Balance

What’s mean?

OBD2 Code P0266 Definition:
Code P0266 is triggered when the Power Train Control Module (PCM) detects that the acceleration rate of the crankshaft for Cylinder #2 was less than a calibrated amount. During normal conditions the PCM turns the Fuel Injectors ON and OFF in the Fuel Injection System.

Symptoms

Possible sumptoms of P0266
– Engine Light ON (or Service Engine Soon Warning Light) – Engine Misfire – Engine Run Rough – Low MPG

Possible Causes

Possible causes of P0266
– Fuel Injector #2 – Faulty or Corroded Fuel Injector #2 Connector – Plugged #2 Fuel Injector – Dirty #2 Fuel Injector

Possible Solutions

– Clean Fuel Injector #2 Connector – Clean Fuel Injector #2 – Replaced Fuel Injector