Exhaust Gas Recirculation Valve Cooler Cleaning and Inspection

Exhaust Gas Recirculation Valve Cooler Cleaning and Inspection (LGH)





1. Remove the heater inlet hose connector (2).

2. Remove the heater hose (1).





3. Remove the exhaust gas recirculation (EGR) valve assembly bolts (1).

4. Remove the EGR valve assembly (2).

5. Remove and discard the EGR valve assembly gasket (3).





6. Clean the EGR valve assembly (1) and EGR cooler (2).

7. Clean and inspect the EGR valve assembly gasket sealing surfaces.

8. Inspect the EGR valve assembly and EGR cooler for damage.

9. Replace the EGR valve assembly or EGR cooler if damage is found.





10. Install a NEW EGR valve assembly gasket (3).

11. Install the EGR valve assembly (2).

Caution:
Refer to Fastener Caution Fastener Caution.

12. Install the EGR valve assembly bolts (1) and tighten to 25 Nm (18 lb ft).





13. Install the heater hose (1).

14. Install the heater inlet hose connector (2).