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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 106 (Seat Heating System And Seat Cooling System) >> Diagnostic Information and Procedures >> Rear Heated Seat Malfunction >> 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. Engine - Idling
  2. Operate the component:Left Rear Seat Heating Switch - On

    Verify the scan tool parameter:Left Rear Seat Heating/Venting/Cooling Mode@K9 Body Control Module = Seat Back and Cushion Heating

    • If not the specified state 

      Refer to: Circuit/System Testing - Test 1

    • Go to next step: If the specified state 
  3. Operate the component:Right Rear Seat Heating Switch - On

    Verify the scan tool parameter:Right Rear Seat Heating/Venting/Cooling Mode = Seat Back and Cushion Heating

    • If not the specified state 

      Refer to: Circuit/System Testing - Test 1

    • Go to next step: If the specified state 
  4. Operate the component:
    • Seat Heating - Left Rear - On
    • Seat Heating - Right Rear - On
    • Verify the component activates:
    • Seat Heating - Left Rear
    • Seat Heating - Right Rear
    • If none of the components operate 

      Refer to Circuit/System Testing. - Test 2

    • Go to next step: If some, but not all, components operate 
  5. Operate the component:Seat Heating - Left Rear - On

    Verify the component activates:E14F Seat Heating Element - Left Rear Cushion

    • If the component does not work as specified 

      Refer to Circuit/System Testing. - Test 3

    • Go to next step: If the component works as specified 
  6. Operate the component:Seat Heating - Right Rear - On

    Verify the component activates:E14H Seat Heating Element - Right Rear Cushion

    • 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 
  7. Verify a condition does not exist with the component:Heated Seat = Performance - Degraded
    • If a condition exists 
    • {Seat Heating - Left Rear}Refer to Circuit/System Testing. - Test 5
    • {Seat Heating - Right Rear}Refer to Circuit/System Testing. - Test 6
    • Go to next step: If no conditions exist 
  8. Perform the scan tool control function:Left Rear Seat Heating Indicator - Active & Inactive

    Verify the indicator status:On

    • If not the specified state 

      Refer to Circuit/System Testing. - Test 7

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