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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Engine Controls And Fuel - 1.8L (LKN) - DTC P0010-DTC P0459) >> Diagnostic Information and Procedures >> DTC P0443, P0458, or P0459 >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

Static Test

  1. Vehicle OFF, disconnect the harness connector at the Q12 Evaporative Emission Purge Solenoid Valve.
  2. Test for 10-30 Ω between the control terminal A or 2 and the B+, terminal B or 1.
    • If not between 10-30 Ω 

      Replace the Q12 Evaporative Emission Purge Solenoid Valve.

    • Go to next step: If between 10-30 Ω 
  3. All OK.
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