LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2018 >> Focus RS >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Electronic Engine Controls - 2.3L ECOBOOST (257KW/350PS) - Mi4 >> Diagnosis And Testing >> Electronic Engine Controls >> DTC Chart: Powertrain Control Module (PCM)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Chart: Powertrain Control Module (PCM)

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Powertrain Control Module (PCM) DTC Chart 

DTC Description Action
P0125 Insufficient Coolant Temp For Closed Loop Fuel Control REFER to: Engine Cooling .
P0128 Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature) REFER to: Engine Cooling .
P0217 Engine Coolant Overtemperature Condition REFER to: Engine Cooling .
P0461 Fuel Level Sensor A Circuit Range/Performance First, Refer to ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) . If sent here from the ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) , REFER to: Instrumentation, Message Center and Warning Chimes .
P0462 Fuel Level Sensor A Circuit Low First, Refer to ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) . If sent here from the ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) , REFER to: Instrumentation, Message Center and Warning Chimes .
P0463 Fuel Level Sensor A Circuit High First, Refer to ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) . If sent here from the ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) , REFER to: Instrumentation, Message Center and Warning Chimes .
P0504 Brake Switch A / B Correlation REFER to: Cruise Control .
P0532 A/C Refrigerant Pressure Sensor "A" Circuit Low REFER to: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) .
P0533 A/C Refrigerant Pressure Sensor "A" Circuit High REFER to: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) .
P0562 System Voltage Low REFER to: Charging System - 2.3L EcoBoost (257kW/350PS) - MI4 .
P0563 System Voltage High REFER to: Charging System - 2.3L EcoBoost (257kW/350PS) - MI4 .
P0572 Brake Switch A Circuit Low REFER to: Cruise Control .
P0573 Brake Switch A Circuit High REFER to: Cruise Control .
P0645 A/C Clutch Relay Control Circuit REFER to: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) .
P065B Generator Control Circuit Range/Performance REFER to: Charging System - 2.3L EcoBoost (257kW/350PS) - MI4 .
P065C Generator Mechanical Performance REFER to: Charging System - 2.3L EcoBoost (257kW/350PS) - MI4 .
P06A0 Variable A/C Compressor Control Circuit REFER to: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) .
P06E4 Control Module Wake-up Circuit Performance REFER to: Starting System .
P06E9 No engine rotation detected during crank event REFER to: Starting System .
P0812 Reverse Input Circuit REFER to: Reversing Lamps .
P0833 Clutch Pedal Switch "B" Circuit REFER to: Starting System .
P086A Neutral Position Sensor "A" Circuit/Open GO to Pinpoint Test G 
P086B Neutral Position Sensor "A" Circuit Range/Performance GO to Pinpoint Test G 
P086C Neutral Position Sensor "A" Circuit Low GO to Pinpoint Test G 
P086D Neutral Position Sensor "A" Circuit High GO to Pinpoint Test G 
P086E Neutral Position Sensor "A" Circuit Intermittent/Erratic GO to Pinpoint Test G 
P086A Neutral Position Sensor "A" Circuit/Open GO to Pinpoint Test G 
P086B Neutral Position Sensor "A" Circuit Range/Performance GO to Pinpoint Test G 
P086C Neutral Position Sensor "A" Circuit Low GO to Pinpoint Test G 
P086D Neutral Position Sensor "A" Circuit High GO to Pinpoint Test G 
P086E Neutral Position Sensor "A" Circuit Intermittent/Erratic GO to Pinpoint Test H 
P08AE Neutral Position Sensor "B" Circuit Range/Performance GO to Pinpoint Test G 
P08AF Neutral Position Sensor "B" Circuit Low GO to Pinpoint Test G 
P08B0 Neutral Position Sensor "B" Circuit High GO to Pinpoint Test G 
P08B2 Neutral Position Sensor "A"/"B" Correlation GO to Pinpoint Test G 
P08B2 Neutral Position Sensor "A"/"B" Correlation GO to Pinpoint Test G 
P08B2 Neutral Position Sensor "A"/"B" Correlation GO to Pinpoint Test G 
P08B2 Neutral Position Sensor "A"/"B" Correlation GO to Pinpoint Test G 
P0A3B Generator Over Temperature REFER to: Charging System - 2.3L EcoBoost (257kW/350PS) - MI4 .
P1001 KOEO Not Able to Complete, KOER Aborted RETRIEVE and RECORD all Diagnostic Trouble Codes (DTCs). REPAIR any self-test or Continuous Memory Diagnostic Trouble Codes (CMDTCs) first. CLEAR the DTC. RERUN the KOER self-test. If the DTC returns, REPROGRAM the PCM with the latest software. REFER to: Module Configuration - System Operation and Component Description . RERUN the KOER self-test. If the DTC returns, Refer to PCM GUIDED ROUTINE TESTING
P1299 Cylinder Head Overtemperature Protection Active REFER to: Engine Cooling .
P1397 System Voltage Out Of Self Test Range REFER to: Charging System - 2.3L EcoBoost (257kW/350PS) - MI4 .
P1464 A/C Demand Out Of Self Test Range REFER to: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) .
P1501 Vehicle Speed Sensor Out Of Self Test Range REFER to: Anti-Lock Brake System (ABS) and Stability Control .
P1548 Engine Air Filter Restriction This DTC sets when the PCM detects low air pressure after the air filter. CHECK the Air Cleaner (ACL) element, Air Cleaner (ACL) inlet and outlet pipes for restrictions, water or contamination. REPAIR as necessary. RETRIEVE and REPAIR all other Diagnostic Trouble Codes (DTCs). REFER to: Diagnostic Trouble Code Charts .
P161A Incorrect Response from Immobilizer Control Module REFER to: Passive Anti-Theft System (PATS) .
P1703 Brake Switch Out Of Self-Test Range REFER to: Cruise Control .
P170A Clutch Switch Out Of Self Test Range REFER to: Cruise Control .
P182B Transfer Case Fluid Temperature Sensor Circuit Range/Performance REFER to: Four-Wheel Drive Systems .
P182C Transfer Case Fluid Temperature Sensor Circuit Low REFER to: Four-Wheel Drive Systems .
P182D Transfer Case Fluid Temperature Sensor Circuit High REFER to: Four-Wheel Drive Systems .
P193E A/C Clutch Request Signal REFER to: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) .
P2066 Fuel Level Sensor "B" Circuit Range/Performance REFER to: Instrumentation, Message Center and Warning Chimes .
P2067 Fuel Level Sensor "B" Circuit Low REFER to: Instrumentation, Message Center and Warning Chimes .
P2068 Fuel Level Sensor "B" Circuit High REFER to: Instrumentation, Message Center and Warning Chimes .
P2535 Ignition Switch Run/Start Position Circuit High REFER to: Starting System .
P25B0 Fuel Level Sensor "A" Stuck REFER to: Instrumentation, Message Center and Warning Chimes .
P25B1 Fuel Level Sensor "B" Stuck REFER to: Instrumentation, Message Center and Warning Chimes .
P25B2 Fuel Level Sensor "A" or "B" Stuck REFER to: Instrumentation, Message Center and Warning Chimes .
P26C3 Internal Control Module Transmission Range Sensor Performance GO to Pinpoint Test G 
P26C5 Exhaust Flow Control Valve "A" Control Circuit/Open GO to Pinpoint Test I 
P26C6 Exhaust Flow Control Valve "A" Control Circuit Low GO to Pinpoint Test I 
P26C7 Exhaust Flow Control Valve "A" Control Circuit High GO to Pinpoint Test I 
P26FE Exhaust Flow Control Valve "A" Control Performance GO to Pinpoint Test I 
U0121 Lost Communication With Anti-Lock Brake System (ABS) Control Module GO to Pinpoint Test F 
U012D Lost Communication With Generator Control Module REFER to: Charging System - 2.3L EcoBoost (257kW/350PS) - MI4 .
U0131 Lost Communication with Power Steering Control Module GO to Pinpoint Test E 
U0159 Lost Communication With Parking Assist Control Module "A" GO to Pinpoint Test A 
U0199 Lost Communication With "Door Control Module A" GO to Pinpoint Test B 
U0200 Lost Communication With "Door Control Module B" GO to Pinpoint Test C 
U0256 Lost Communication With Front Controls Interface Module "A" GO to Pinpoint Test D 
U0298 Lost Communication With DC to DC Converter Control Module "A" GO to Pinpoint Test F 
U042E Invalid Data Received From Generator Control Module REFER to: Charging System - 2.3L EcoBoost (257kW/350PS) - MI4 .
All Other DTCs - Refer to ENGINE CONTROLS - SYMPTOM CHARTS (EXCEPT DIESEL & HYBRID) .