P0272 MERCEDES-BENZ – Cylinder 4 Contribution/Balance Fault

P0272 MERCEDES-BENZ Possible Symptoms

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

P0272 MERCEDES-BENZ Possible Causes

Dirty Fuel Injector 4,Faulty Fuel Injector 4,Plugged Fuel Injector 4,Fuel injector 4 harness is open or shorted,Fuel injector 4 circuit poor electrical connection

P0272 MERCEDES-BENZ Description

Code P0272 is triggered when the Engine Control Module (ECM) detects that the acceleration rate of the crankshaft for Cylinder 4 was less than a calibrated amount. During normal conditions, the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.