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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 779 (Engine Control System & Fuel System - 2.2L (L61) - DTC P0016 To DTC P0411) >> DTC P0411 >> Repair Verification

Repair Verification

WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
  1. With the ignition ON and the engine OFF, observe that the AIR pump is not operating.
  2. With the engine RUNNING, enable the AIR system with a scan tool and observe that the AIR Pressure Sensor parameter equals approximately 8-10 kPa above BARO.
  3. With the engine RUNNING, enable the AIR pump with a scan tool and observe that the AIR Pressure Sensor parameter equals approximately 20-25 kPa above BARO.