Cooling System Flushing

MATERIAL

Item	Specification
Motorcraft® Premium Cooling System Flush VC-1	ESR-M14P7-A

General Procedure

1.

Add cooling system flush to the cooling system and follow the directions on the package.

2.

Drain the cooling system. Refer to Cooling System Draining, Filling and Bleeding .

3.

Remove the radiator. Refer to Radiator - 2.0L GTDI , Radiator - 3.5L Ti-VCT or Radiator - 3.5L GTDI .

4.

NOTE: Radiator internal pressure must not exceed 137.9 kPa (20 psi), or the radiator can be damaged

Backflush the radiator with the radiator in an upside-down position with a high-pressure hose in the lower hose location and backflush.

5.

For 2.0L GTDI, remove the thermostat housing. Refer to Thermostat Housing - 2.0L GTDI . For 3.5L Ti-VCT, remove the thermostat. Refer to Thermostat - 3.5L Ti-VCT . For 3.5L GTDI, remove the thermostat. Refer to Thermostat - 3.5L GTDI .

6.

Position the high-pressure water hose into the engine through the upper radiator hose and backflush the engine.

7.

For 2.0L GTDI, install the thermostat housing. Refer to Thermostat Housing - 2.0L GTDI . For 3.5L Ti-VCT, install the thermostat. Refer to Thermostat - 3.5L Ti-VCT . For 3.5L GTDI, install the thermostat. Refer to Thermostat - 3.5L GTDI .

8.

Install the radiator. Refer to Radiator - 2.0L GTDI , Radiator - 3.5L Ti-VCT or Radiator - 3.5L GTDI .

9.

Fill and bleed the cooling system. Refer to Cooling System Draining, Filling and Bleeding .