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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Controls And Fuel - 2.0L (LUZ) Diesel - DTC P0430 To DTC P2080) >> Diagnostic Information and Procedures >> DTC P204F, P20E8 or P20E9: Reductant System >> Repair Verification

Repair Verification

WARNING: This page is about a different variant/trim than selected.
  1. Install any components or connectors that have been removed or replaced during diagnosis.
  2. Perform any adjustment, programming or setup procedures that are required when a component or module is removed or replaced.
  3. Clear the DTCs.
  4. Ignition Off, all vehicle systems Off, this may take up to 2 minutes.
  5. Ignition On, command the Reductant System Leak Test On with a scan tool. Allow the pressure to build. Observe the scan tool Reductant Pressure sensor parameter. The reading should be between 400-650 kPa (58-94 psi) and there should be no leaks in the system.
    • If a leak is found 

      Repair as necessary

    • If no leak is found 
  6. Ignition Off, all vehicle systems Off, this may take up to 2 minutes.
  7. Engine idling for 30 s.
  8. Ignition Off, all vehicle systems Off, this may take up to 2 minutes.
  9. Ignition On, perform the Reductant System Data Reset with a scan tool in order to clear the Service Emission System message or reductant lamp, if illuminated.
    • If the Service Emission System message or reductant lamp does not turn Off 

      A condition with the system still exists

    • If the Service Emission System message or reductant lamp turns Off 
  10. All OK.
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