Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2013 Ford C-Max EnergiFACTORY OEM SERVICE PROCEDURE
Engine Cooling System DTCS
| DTC | Description | Action |
|---|---|---|
| P0125 | Insufficient Coolant Temp For Closed Loop Fuel Control | GO to PINPOINT TEST C |
| P0127 | Engine Coolant Overtemperature Condition | GO to PINPOINT TEST B |
| P0128 | Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature) | GO to PINPOINT TEST C |
| P0480 | Fan 1 Control Circuit | Refer to ENGINE CONTROLS - INTRODUCTION (HYBRID) . |
| P0481 | Fan 2 Control Circuit | Refer to ENGINE CONTROLS - INTRODUCTION (HYBRID) . |
| P0691 | Fan 1 Control Circuit Low | Refer to ENGINE CONTROLS - INTRODUCTION (HYBRID) . |
| P0692 | Fan 1 Control Circuit High | Refer to ENGINE CONTROLS - INTRODUCTION (HYBRID) . |
| P0693 | Fan 2 Control Circuit Low | Refer to ENGINE CONTROLS - INTRODUCTION (HYBRID) . |
| P0694 | Fan 2 Control Circuit High | Refer to ENGINE CONTROLS - INTRODUCTION (HYBRID) . |
| P1285 | Cylinder Head Overtemperature Condition | GO to PINPOINT TEST B |
| P1299 | Cylinder Head Overtemperature Protection Active | GO to PINPOINT TEST B |
| P2600 | Coolant Pump "A" Control Circuit/Open | REFER to: CLIMATE CONTROL SYSTEM (412-00 Climate Control System - General Information, Diagnosis and Testing). |
| P2601 | Coolant Pump "A" Control Circuit Performance/Stuck Off | REFER to: CLIMATE CONTROL SYSTEM (412-00 Climate Control System - General Information, Diagnosis and Testing). |
| P2682 | Engine Coolant Bypass Valve "A" Control Circuit Low | REFER to: CLIMATE CONTROL SYSTEM (412-00 Climate Control System - General Information, Diagnosis and Testing). |
| P2683 | Engine Coolant Bypass Valve "A" Control Circuit High | REFER to: CLIMATE CONTROL SYSTEM (412-00 Climate Control System - General Information, Diagnosis and Testing). |
| P26AB | Engine Coolant Bypass Valve "A" Stuck/Open | REFER to: CLIMATE CONTROL SYSTEM (412-00 Climate Control System - General Information, Diagnosis and Testing). |
| P26CA | Engine Coolant Pump Control Circuit Open | GO to PINPOINT TEST D |
| P26CB | Engine Coolant Pump Performance/Stuck Off | CLEAR the Diagnostic Trouble Codes (DTCs). TEST the system for normal operation. REPEAT the PCM
self-test. If DTC
P26CB is retrieved again, INSTALL a new electric coolant pump. REFER to: COOLANT PUMP
(303-03A Engine Cooling - 2.0L Duratec - Hybrid (96kW/130PS), Removal and Installation). REFER to: COOLING SYSTEM DRAINING, FILLING AND BLEEDING (303-03A Engine Cooling - 2.0L Duratec - Hybrid (96kW/130PS), General Procedures). |
| P26CE | Engine Coolant Pump Overspeed | CLEAR the Diagnostic Trouble Codes (DTCs). CHECK for low coolant level in degas bottle. If coolant is low, GO to PINPOINT TEST A
If the coolant is not low, there may be an air bubble in the system. Perform cooling system filling and bleeding. CLEAR the Diagnostic Trouble Codes (DTCs). TEST the system for normal operation. REPEAT the PCM self-test. If DTC P26CE is retrieved again, INSTALL a new electric coolant pump. REFER to: COOLANT PUMP (303-03A Engine Cooling - 2.0L Duratec - Hybrid (96kW/130PS), Removal and Installation). |
| P26D0 | Engine Coolant Pump Control Module System Voltage Low | GO to PINPOINT TEST D |
| P26D1 | Engine Coolant Pump Control Module System Voltage High | GO to PINPOINT TEST D |
| P26D2 | Engine Coolant Pump Control Module Overtemperature | CLEAR the Diagnostic Trouble Codes (DTCs). TEST the system for normal operation. REPEAT the PCM self-test. If DTC P26D2 is retrieved again, INSTALL a new electric coolant pump. REFER to: COOLANT PUMP (303-03A Engine Cooling - 2.0L Duratec - Hybrid (96kW/130PS), Removal and Installation). |
| P26D3 | Engine Coolant Pump Supply Voltage Circuit | GO to PINPOINT TEST D |
| U019F | Lost Communication With Engine Coolant Pump Control Module | GO to PINPOINT TEST D |
| All Other PCM Diagnostic Trouble Codes (DTCs) | - | REFER to: ELECTRONIC ENGINE CONTROLS - PLUG-IN HYBRID ELECTRIC VEHICLE (PHEV) (303-14 Electronic Engine Controls - 2.0L Duratec - Hybrid (96kW/130PS), Diagnosis and Testing). |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.