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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 97 (Mirror System) >> Diagnostic Information and Procedures >> Power Mirror Malfunction (With A45) >> Circuit/System Verification

Circuit/System Verification

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.
  1. Ignition - On / Vehicle - In Service Mode
  2. Operate the component:S146 Window/Outside Rearview Mirror Switch - Driver - Select each position
    • {Mirror Select Switch}Verify the scan tool parameter:Mirror Select Switch = None/Left/Right
    • {Mirror Direction Switch}Verify the scan tool parameter:Mirror Direction Switch = InactiveUp/Down/Right/Left
    • If not the specified state 

      Refer to: Circuit/System Testing - Test 1

    • Go to next step: If the specified state 
  3. Verify the function:Driver SideDriver Mirror Horizontal Movement = Left/RightA9A Outside Rearview Mirror - Driver
    • If the component does not work as specified 

      Refer to: Circuit/System Testing - Test 2

    • Go to next step: If the component works as specified 
  4. Perform the scan tool control function:Driver Mirror Horizontal Movement - Left/RightA9A Outside Rearview Mirror - Driver

    Verify the scan tool parameter:Driver Mirror Horizontal Position = 0.2 V-4.8 V

    • If not the specified state 

      Refer to: Circuit/System Testing - Test 3

    • Go to next step: If the specified state 
  5. Verify the function:Driver SideDriver Mirror Vertical Movement = Up/Down
    • If the component does not work as specified 

      Refer to: Circuit/System Testing - Test 2

    • Go to next step: If the component works as specified 
  6. Perform the scan tool control function:Driver Mirror Vertical Movement - Up/Down@A9A Outside Rearview Mirror - Driver

    Verify the scan tool parameter:Driver Mirror Vertical Position = 0.2 V-4.8 V

    • If not the specified state 

      Refer to: Circuit/System Testing - Test 3

    • Go to next step: If the specified state 
  7. Verify the function:Passenger SidePassenger Mirror Horizontal Movement = Left/RightA9B Outside Rearview Mirror - Passenger
    • If the component does not work as specified 

      Refer to: Circuit/System Testing - Test 4

    • Go to next step: If the component works as specified 
  8. Perform the scan tool control function:Passenger Mirror Horizontal Movement - Left/RightA9B Outside Rearview Mirror - Passenger

    Verify the scan tool parameter:Driver Mirror Horizontal Position = 0.2 V-4.8 V

    • If not the specified state 

      Refer to: Circuit/System Testing - Test 5

    • Go to next step: If the specified state 
  9. Verify the function:Passenger SidePassenger Mirror Vertical Movement = Up/Down
    • If the component does not work as specified 

      Refer to: Circuit/System Testing - Test 4

    • Go to next step: If the component works as specified 
  10. Perform the scan tool control function:Passenger Mirror Vertical Movement - Up/Down@A9B Outside Rearview Mirror - Passenger

    Verify the scan tool parameter:Passenger Mirror Vertical Position = 0.2 V-4.8 V

    • If not the specified state 

      Refer to: Circuit/System Testing - Test 5

    • Go to next step: If the specified state 
  11. All OK.
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