Ford XF3Z-9D475-AB
EGR Valve

The service of EGR valves begins by removing the air cleaner outlet tube and throttle linkage cover through screw removal then push pin detachment. The service procedure starts with detached connections between the EGR tube and size as well as the vacuum hose. After removing the securing bolts, extract both the EGR valve and attached gasket from the vehicle. Check the EGR valve for obstructions and examine it for contamination as well as detect any vacuum leaks before cleaning. You should uninstall the EGR valve by putting back the gasket first followed by the bolts then the EGR valve. When installing the new gasket and EGR valve use two tightening stages by starting at 20 Nm (14 Lb-Ft) followed by an additional 90 degrees rotation of the bolts. Reconnect the hose along with tube to the EGR valve by properly tightening the EGR valve tube nut followed by checking for vacuum leaks with required repairs.

The first step of EGR valve maintenance requires removal of an air cleaner outlet tube along with a throttle linkage cover through screw and push pin detachment. Disconnection of the EGR tube from both the EGR valve and vacuum hose must be performed before the EGR valve securing bolts are removed. The EGR valve service starts with detachment from the vehicle and simultaneous removal of the EGR valve gasket. Check the EGR valve for blocked passages as well as infected materials and vacuum leaks while performing cleaning operations when needed. The installation requires a backward order of steps which includes fitting the gasket and EGR valve followed by locking them into place with bolts. The bolt tightening must be performed through two separate stages where you start by applying 20 Nm force (14 lb/ft) then turning the bolts another 90 degrees. The installation process ends with tube and hose connection to the EGR valve and proper tightening of the EGR valve tube nut followed by vacuum leak inspection for necessary repair work.

Reverse the removal procedure.