Ford Fiesta: Electronic Engine Controls - 1.6L EcoBoost (132kW/180PS) – Sigma / Electronic Engine Controls. Diagnosis and Testing

Ford Fiesta 2014 - 2019 Service Manual / Engine / Electronic Engine Controls - 1.6L EcoBoost (132kW/180PS) – Sigma / Electronic Engine Controls. Diagnosis and Testing

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
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	First, Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual. If sent here from PC/ED , REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
P0461	Fuel Level Sensor "A" Circuit Range/Performance	First, Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual. If sent here from PC/ED , REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
P0462	Fuel Level Sensor "A" Circuit Low	First, Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual. If sent here from PC/ED , REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
P0463	Fuel Level Sensor "A" Circuit High	First, Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual. If sent here from PC/ED , REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
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	For vehicles with EMTC , REFER to: Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) (412-00 Climate Control System - General Information, Diagnosis and Testing). For vehicles with EATC , REFER to: Climate Control System - Vehicles With: Electronic Automatic Temperature Control (EATC) (412-00 Climate Control System - General Information, Diagnosis and Testing).
P0533	A/C Refrigerant Pressure Sensor “A” Circuit High	For vehicles with EMTC , REFER to: Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) (412-00 Climate Control System - General Information, Diagnosis and Testing). For vehicles with EATC , REFER to: Climate Control System - Vehicles With: Electronic Automatic Temperature Control (EATC) (412-00 Climate Control System - General Information, Diagnosis and Testing).
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).
P058A	Battery Monitor Module Performance	REFER to: Charging System - 1.6L EcoBoost (132kW/180PS) – Sigma (414-00 Charging System - General Information, Diagnosis and Testing).
P0645	A/C Clutch Relay Control Circuit	For vehicles with EMTC , REFER to: Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) (412-00 Climate Control System - General Information, Diagnosis and Testing). For vehicles with EATC , REFER to: Climate Control System - Vehicles With: Electronic Automatic Temperature Control (EATC) (412-00 Climate Control System - General Information, Diagnosis and Testing).
P0646	A/C Clutch Relay Control Circuit Low	For vehicles with EMTC , REFER to: Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) (412-00 Climate Control System - General Information, Diagnosis and Testing). For vehicles with EATC , REFER to: Climate Control System - Vehicles With: Electronic Automatic Temperature Control (EATC) (412-00 Climate Control System - General Information, Diagnosis and Testing).
P0647	A/C Clutch Relay Control Circuit High	For vehicles with EMTC , REFER to: Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) (412-00 Climate Control System - General Information, Diagnosis and Testing). For vehicles with EATC , REFER to: Climate Control System - Vehicles With: Electronic Automatic Temperature Control (EATC) (412-00 Climate Control System - General Information, Diagnosis and Testing).
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).
U1007	Lost Communication With Battery Monitoring Sensor "A"	REFER to: Charging System - 1.6L EcoBoost (132kW/180PS) – Sigma (414-00 Charging System - General Information, Diagnosis and Testing).
All Other DTCs	—	Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual. Section 3 Symptom Charts.

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Removal

NOTE: Removal steps in this procedure may contain installation details.

Remove the floor console.
Refer to: Floor Console (501-12 Instrument Panel and Console, Removal and Installation).
Remove the driver seat.
Refer to: Front Seat (501-10 Seating, Removal and Installation).
Remove the parking brake cable adjustment lock nut.

Loosen the parking brake cable adjustment nut.