Engine Cooling System Condition Evaluation

For information on Ford Color Coded Illustrations refer to OEM Color Coding

Inspection 

1. Use the following table to evaluate the cooling system condition and choose the correct procedure to restore the system.

   CONDITION	ACTION
   A component in the cooling system has been removed to gain access to another component or system, or any of the following components have been replaced:  Turbocharger Thermostat Radiator Heater core Coolant Pump Cooling System hoses or tubes EGR cooler without coolant/exhaust cross-contamination	Perform coolant test procedure. For additional information, Refer to: Coolant Test  .
   NOTE: *Except as part of a new engine or short block installation. Major coolant loss, including empty coolant bottle, more than 24 hours before repair*Evidence of stop leak being used*Coolant is being replaced*Cooling system overheating condition is evident or suspected*	Perform cooling system flush. For additional information, Refer to: Engine Cooling System Flushing - Without Oil or Transmission Fluid Contamination .
   Any of the following components have been replaced (except as part of a new engine or short block installation):  Oil cooler Transmission fluid cooler EGR cooler with coolant/exhaust cross-contamination Cylinder head	If no oil contamination of the coolant, perform cooling system flush. For additional information, Refer to: Engine Cooling System Flushing - Without Oil or Transmission Fluid Contamination . If coolant is contaminated with oil, perform with-contamination cooling system flush. For additional information, Refer to: Engine Cooling System Flushing - With Oil or Transmission Fluid Contamination .