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P012F - Engine Coolant Temperature / Engine Oil Temperature Correlation

WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P012F - ENGINE COOLANT TEMPERATURE / ENGINE OIL TEMPERATURE CORRELATION

Description:  This DTC sets when the maximum difference between the engine coolant temperature and the engine oil temperature exceeds the calibrated threshold for a prescribed amount of time.
Possible Causes: 
  • Low engine coolant level
  • Cooling system flow restriction
  • Cooling system pressure loss
  • Engine coolant temperature (ECT) sensor
  • Engine oil temperature (EOT) sensor
Diagnostic Aids:  The threshold value varies between 11°C (20°F) and 17°C (30°F) depending on the speed and load applied to the vehicle.
This DTC is informational only and it may be accompanied by other DTCs. Diagnose other DTCs first.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST AT .