EGR Valve: Service and Repair

REMOVAL







1. Remove the bolt and nut and position the differential pressure feedback Exhaust Gas Recirculation (EGR) sensor out of the way.







2. Disconnect the EGR valve.
^ Disconnect the EGR valve tube.
^ Disconnect the vacuum line.







3. Remove the two bolts and remove the EGR valve.
^ Discard the gasket.

INSTALLATION
1. Carefully clean both sealing surfaces.
^ Install a new gasket.

NOTE: The EGR valve sealing surfaces are soft metals.







2. Install the EGR valve.
^ Tighten the two bolts in two stages.
^ Stage 1: Tighten the bolts to 20 Nm (15 lb-ft).
^ Stage 2: Tighten the bolts an additional 90 degrees.







3. Connect the EGR valve.
^ Connect the EGR valve tube.
^ Connect the vacuum line.







4. Position the differential pressure feedback EGR and install the nut and bolt.