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Home › Chevrolet › 2008 › Optra LS, Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 1.8L (LDA) › Diagnostic Information and Procedures › DTC P0443 › Component Testing

Component Testing

  1. Ignition OFF, disconnect the harness connector at the EVAP purge solenoid.
  2. Test for 24-28 ohms of resistance between the ignition 1 voltage terminal A and the control terminal B.
    • If not within the specified range, replace the EVAP purge solenoid.
  3. Test for infinite resistance between each terminal and the EVAP purge solenoid housing.
    • If not the specified value, replace the EVAP purge solenoid.
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