REMOVE EGR VALVE WITH COOLER ASSEMBLY
DISCONNECT UNION TO CHECK VALVE HOSE
Slide the clip and disconnect the union to check valve hose from the vacuum pump assembly.
REMOVE VACUUM PUMP ASSEMBLY
Remove the 4 bolts and vacuum pump assembly.
| *1 | No. 2 O-ring |
| *2 | No. 3 O-ring |
Remove the No. 2 O-ring and No. 3 O-ring from the vacuum pump assembly.