Engine Cooling System DTCS: 3.7L
WARNING:
Before beginning any service procedure in this article, refer to Safety Warnings in General Information. Failure to follow this instruction may result in serious personal injury.
REFER to: Engine Cooling System Health and Safety Precautions
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods
| DTC | Description | Action |
|---|---|---|
| P0125 | Insufficient Coolant Temp For Closed Loop Fuel Control | GO to Pinpoint Test C |
| P0128 | Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature) | GO to Pinpoint Test C |
| P0217 | Engine Coolant Over Temperature Condition | GO to Pinpoint Test B |
| P0480 | Fan 1 Control Circuit | Refer to ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) . |
| P0481 | Fan 2 Control Circuit | Refer to ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) . |
| P1285 | Cylinder Head Over Temperature Condition | GO to Pinpoint Test B |
| P1299 | Cylinder Head Over Temperature Protection Active | GO to Pinpoint Test B |
| All Other PCM Diagnostic Trouble Codes (DTCs) | -- | REFER to: Electronic Engine Controls 3.7L Duratec |