P0266 MERCEDES-BENZ – Cylinder 2 Contribution/Balance Fault

P0266 MERCEDES-BENZ Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light),Engine Misfire,Engine Run Rough,Low MPG

P0266 MERCEDES-BENZ Possible Causes

Dirty Fuel Injector 2,Faulty Fuel Injector 2,Plugged Fuel Injector 2,Fuel injector 2 harness is open or shorted,Fuel injector 2 circuit poor electrical connection

P0266 MERCEDES-BENZ Description

Code P0266 is triggered when the Engine Control Module (ECM) detects that the acceleration rate of the crankshaft for Cylinder 2 was less than a calibrated amount. During normal conditions, the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.