Possible causes

– Faulty Fuel Injector Control Module
– Fuel Injector Control Module harness is open or shorted
– Fuel Injector Control Module circuit poor electrical connection

Tech notes

The code it’s very common, and usually the problem is the Fuel Injection Control Module

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P0611 FORD Description

The ECM has not received a signal from the fuel injector interface module

FORD Technical Service Bulletins for P0611 code