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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 210 (Exhaust System (CUMMINS 5.0L)) >> Removal And Installation >> Exhaust System >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the battery or batteries. Refer to Battery Disconnect .
  2. Loosen the exhaust clamp (1).
    GNSALBIA1613Z-613Courtesy of NISSAN NORTH AMERICA, INC.
  3. Remove the bolts (A) from the tailpipe hanger bracket (1) and remove tailpipe (2).
    GNSALBIA1614Z-614Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: When removing tailpipe, do not damage surrounding parts.
  4. Disconnect the following harness connectors:
  5. Remove the following sensors from the frame assembly:
  6. Disconnect the DEF valve supply hose (1) and harness connector (A) from the DEF valve (2).
    GNSALBIA1621Z-621Courtesy of NISSAN NORTH AMERICA, INC.
  7. Remove the harness clips (A) from the DPF differential pressure sensor (1) and the top of the DOC and DPF assembly (2).
    GNSALBIA1615Z-615Courtesy of NISSAN NORTH AMERICA, INC.
    GNSALBIA1620Z-620Courtesy of NISSAN NORTH AMERICA, INC.
  8. Remove nuts (A) connecting the exhaust downpipe (1) to the DOC and DPF assembly (2).
    GNSALBIA1380Z-380Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Do not reuse gasket.
  9. Remove bolts (A) from the decomposition tube and SCR catalyst assembly front hanger (1).
    GNSALBIA1617Z-617Courtesy of NISSAN NORTH AMERICA, INC.
  10. Remove bolts (A) from the decomposition tube and SCR catalyst assembly rear hanger (1).
    GNSALBIA1618Z-618Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Support the decomposition tube and SCR catalyst assembly when removing the hanger.
  11. Remove the DOC and DPF assembly and the decomposition tube and SCR catalyst assembly together.
    WARNING: When removing DOC and DPF assembly and the decomposition tube and SCR catalyst assembly together, two people are required to avoid damaging the assembly.
  12. Remove the center heat shield. Refer to Removal and Installation .
  13. Remove the V-band clamp (3) connecting the exhaust downpipe (1) to the turbocharger turbine outlet (2) and remove the exhaust downpipe.
    GNSALBIA1381Z-381Courtesy of NISSAN NORTH AMERICA, INC.
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