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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 22 (Hybrid/EV System Heating And Cooling) >> Diagnostic Information and Procedures >> DTC P3064 >> Circuit/System Verification

Circuit/System Verification

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  1. Start the engine
  2. Verify the scan tool hybrid/EV powertrain control module 2 parameter Exhaust Heat Exchanger Exhaust Bypass Valve Position Learn Status indicates Learned within 2 minutes of engine start.
    • The scan tool parameter does not display Learned 

      Refer to Circuit/System Testing.

    • Go to next step: The scan tool parameter displays Learned 
  3. All OK.
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