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Home >> Chevrolet >> 2007 >> Optra LS, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.8L (LDA) >> Diagnostic Information and Procedures >> DTC P0443 >> Circuit/System Verification
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Circuit/System Verification

  1. With a scan tool, command the EVAP purge solenoid ON. You should hear an audible click for about 3-5 seconds.
  2. If the vehicle passes the Circuit/System Verification Test, operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that are captured in the Freeze Frame/Failure Records data list.
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