303-14B Electronic Engine Controls - 1.6L EcoBoost (132kW/180PS) - Sigma 2014 Fiesta
Diagnosis and Testing Procedure revision date: 05/3/2013

Electronic Engine Controls

DTC Chart: Powertrain Control Module (PCM)

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.



  Powertrain Control Module (PCM) DTC Chart


DTC Description Action
PCM DTCs Powertrain Control Module (PCM) Diagnostic Trouble Codes (DTCs) not listed in this chart Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual. Section 3 Symptom Charts.
P0125 Insufficient Coolant Temp For Closed Loop Fuel Control  
REFER to: Engine Cooling (303-03B Engine Cooling - 1.6L EcoBoost (132kW/180PS) - Sigma, Diagnosis and Testing).
P0128 Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature)  
REFER to: Engine Cooling (303-03B Engine Cooling - 1.6L EcoBoost (132kW/180PS) - Sigma, Diagnosis and Testing).
P0217 Engine Coolant Overtemperature Condition  
REFER to: Engine Cooling (303-03B Engine Cooling - 1.6L EcoBoost (132kW/180PS) - Sigma, Diagnosis and Testing).
P0460 Fuel Level Sensor "A" Circuit
P0461 Fuel Level Sensor "A" Circuit Range/Performance
P0462 Fuel Level Sensor "A" Circuit Low
P0463 Fuel Level Sensor "A" Circuit High
P0504 Brake Switch "A"/" B" Correlation  
REFER to: Cruise Control (419-03 Cruise Control, Diagnosis and Testing).
P0532 A/C Refrigerant Pressure Sensor “A” Circuit Low
P0533 A/C Refrigerant Pressure Sensor “A” Circuit High
P0562 System Voltage Low  
REFER to: Charging System - 1.6L EcoBoost (132kW/180PS) - Sigma (414-00 Charging System - General Information, Diagnosis and Testing).
P0563 System Voltage High  
REFER to: Charging System - 1.6L EcoBoost (132kW/180PS) - Sigma (414-00 Charging System - General Information, Diagnosis and Testing).
P0578 Cruise Control Multifunction Input A Circuit Stuck  
REFER to: Cruise Control (419-03 Cruise Control, Diagnosis and Testing).
P0579 Cruise Control Multifunction Input A Circuit Range/Performance  
REFER to: Cruise Control (419-03 Cruise Control, Diagnosis and Testing).
P0645 A/C Clutch Relay Control Circuit
P0646 A/C Clutch Relay Control Circuit Low
P0647 A/C Clutch Relay Control Circuit High
P065B Generator Control Circuit Range/Performance INSTALL a new generator.
REFER to: Generator - 1.6L EcoBoost (132kW/180PS) - Sigma (414-02 Generator and Regulator, Removal and Installation).
P065C Generator Mechanical Performance  
REFER to: Charging System - 1.6L EcoBoost (132kW/180PS) - Sigma (414-00 Charging System - General Information, Diagnosis and Testing).
P06E9 Engine Starter Performance  
REFER to: Starting System (303-06B Starting System - 1.6L EcoBoost (132kW/180PS) - Sigma, Diagnosis and Testing).
P0830 Clutch Pedal "A" Circuit  
REFER to: Starting System (303-06B Starting System - 1.6L EcoBoost (132kW/180PS) - Sigma, Diagnosis and Testing).
P0833 Clutch Pedal Switch "B" Circuit  
REFER to: Cruise Control (419-03 Cruise Control, Diagnosis and Testing).
P0A3B Generator Over Temperature  
REFER to: Charging System - 1.6L EcoBoost (132kW/180PS) - Sigma (414-00 Charging System - General Information, Diagnosis and Testing).
P162D Internal Control Module Cruise Control Performance  
REFER to: Cruise Control (419-03 Cruise Control, Diagnosis and Testing).
P26B7 Engine Coolant Bypass Valve "C" Control Circuit/Open  
REFER to: Engine Cooling (303-03B Engine Cooling - 1.6L EcoBoost (132kW/180PS) - Sigma, Diagnosis and Testing).
P26BD Engine Coolant Bypass Valve "D" Control Circuit/Open  
REFER to: Engine Cooling (303-03B Engine Cooling - 1.6L EcoBoost (132kW/180PS) - Sigma, Diagnosis and Testing).
U012D Lost Communication With Generator Control Module  
REFER to: Charging System - 1.6L EcoBoost (132kW/180PS) - Sigma (414-00 Charging System - General Information, Diagnosis and Testing).
U0167 Lost Communication With Vehicle Immobilizer Control Module  
REFER to: Passive Anti-Theft System (PATS) (419-01C Passive Anti-Theft System (PATS) - Vehicles With: Keyless Entry and Push Button Start, Diagnosis and Testing).
U0426 Invalid Data Received From Vehicle Immobilizer Control Module  
REFER to: Passive Anti-Theft System (PATS) (419-01C Passive Anti-Theft System (PATS) - Vehicles With: Keyless Entry and Push Button Start, Diagnosis and Testing).
U042E Invalid Data Received From Generator Control Module  
REFER to: Charging System - 1.6L EcoBoost (132kW/180PS) - Sigma (414-00 Charging System - General Information, Diagnosis and Testing).