Isuzu 4JA1 Workshop Manual page 550

6F – 14 EXHAUST SYSTEM
Installation
1. EGR Cooler Adapter
2. Gasket
3. EGR Cooler Assembly
4. Bolt
Tighten the bolts to the specified torque.
EGR adapter bolt torque
5. Gasket
6. EGR Pipe Assembly
7. Bolt
Tighten bolts temporarily.
8. Bolt
Tighten bolts temporarily.
9. Gasket
10. Bolt
Tighten bolts temporarily.
11.Gasket
12.Bolt
Tighten bolts temporarily.
Finally tighten all bolts to the specified torque.
Confirm that there is no misalignment on the sealing
surface.
Bolt torque (Cooler-pipe) N⋅m(kg⋅m/lb ft)
Bolt torque (Cooler-bracket) N⋅m (kg⋅m/lb ft)
Bolt torque (Adapter-EGR valve) N⋅m (kg⋅m/lb ft)
Bolt torque (Pipe-manifold) N⋅m (kg⋅m/lb ft)
N⋅m(kg⋅m/lb ft)
27(2.8/20)
27(2.8/20)
24(2.4/17)
27(2.8/20)
27(2.8/20)