P053B FORD – Positive Crankcase Ventilation Heater Control Circuit Low

P053B FORD Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P053B FORD Possible Causes

Faulty Positive Crankcase Ventilation (PCV) heater assembly,Positive Crankcase Ventilation (PCV) heater assembly harness is open or shorted,Positive Crankcase Ventilation (PCV) heater assembly circuit poor electrical connection

P053B FORD Description

The Engine Control Module (ECM) monitors the Positive Crankcase Ventilation Heater Control Circuit. The P053B codes set when the Powertrain Control Module (PCM) detects that the actual Positive Crankcase Ventilation Heater Control (PCVHC) circuit voltage is less than the desired voltage.