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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 81 (Engine Controls And Fuel - 1.6L (LWC) - DTC P0243 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P111E >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the cooling system is filled to the correct coolant level. Refer to Cooling System Leak Testing (Pressure Test)Cooling System Leak Testing (CO2 Testing) , and Cooling System Draining and Filling
    • If the coolant level is not filled to the correct level 

      Repair as necessary.

    • Go to next step: If the coolant level is correct 
  2. Verify that DTC P00B3, P00B4, P0111, P0112, P0113, P0114, P0117, P0118, P0128, P0601, P112F, P1621, or P2610 is not set.
    • Go to next step: If DTC P00B3, P00B4, P0111, P0112, P0113, P0114, P0117, P0118, P0128, P0601, P112F, P1621, or P2610 is not set 
  3. Vehicle OFF for a minimum of 8 hours.
  4. Vehicle in Service Mode
  5. Verify with a scan tool that IAT Sensor 1, Radiator Coolant Temperature Sensor, Ambient Temperature Sensor and the ECT Sensor are within 15°C (59°F) of each other.
    • If the Radiator Coolant Temperature Sensor parameter is not within 15°C (59°F) of the ECT Sensor and IAT Sensor 1 or ambient temperature. 

      Perform the diagnostic for DTC P00B3 or P00B4, Refer to Diagnostic Trouble Code (DTC) List - Vehicle

    • If the IAT Sensor 1 parameter is not within 15°C (59°F) of the ECT Sensor and Radiator Coolant Temperature Sensor or ambient temperature. 

      Perform the diagnostic for DTC P0112, P0113, or P0114, Refer to Diagnostic Trouble Code (DTC) List - Vehicle

    • If the ECT Sensor parameter is not within 15°C (59°F) of the IAT Sensor 1 and Radiator Coolant Temperature Sensor or ambient temperature. 

      Refer to Circuit/System Testing.

    • Go to next step: If all the parameters are within 15°C (59°F) of each other and ambient temperature. 
  6. Vehicle OFF.
  7. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
  8. Verify the DTC does not set.
    • If the DTC sets 

      Refer to Circuit/System Testing.

    • Go to next step: If the DTC does not set 
  9. All OK.
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