Ford DS7Z-9D475-A Valve - Exhaust Gas Recirculation

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Disconnect the cable from the negative battery terminal. Drain the cooling system. Remove the air intake duct. Disconnect the electrical connector from the EGR valve. On 2.3L engines, release the coolant hose clamp and disconnect the upper radiator hose from the coolant outlet passage. Release the clamp and disconnect the coolant hose from the EGR valve. Remove the two EGR valve mounting bolts and remove the EGR valve. Remove and discard the EGR valve gasket, then clean the gasket mating surfaces of the cylinder head and the EGR valve. Installation is the reverse of removal. Be sure to use a new EGR valve gasket, and tighten the EGR valve mounting bolts. Refill the coolant system. For 3.0L V6 models, disconnect the cable from the negative battery terminal. Disconnect the electrical connector from the EGR valve. Unscrew the tube nut fitting and disconnect the EGR pipe from the EGR valve. Remove the EGR valve mounting bolts and remove the EGR valve. Remove and discard the EGR valve gasket, then clean the gasket mating surfaces of the intake manifold and the EGR valve. Installation is the reverse of removal. Be sure to use a new EGR valve gasket, and tighten the EGR valve mounting nuts securely.