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Home >> Chevrolet >> 2011 >> Volt >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.4L (LUU) - DTC P0010 Through DTC P0328 >> DTC P0116 >> Circuit/System Verification
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Circuit/System Verification

  1. Service Mode active, observe the DTC information with a scan tool. Verify that DTC P0111, P0112, P0113,O0114, P0117, or P0118 are not set.
  2. Ignition OFF, inspect the cooling system surge tank for the proper coolant level. Refer to Loss of Coolant and Cooling System Draining and Filling .
  3. Engine idling for 15 minutes with the A/C OFF.
    4. NOTE: Depending on ambient temperature, it may take up to 4 minutes for the temperatures to equalize.
  4. Command the Engine Coolant Thermostat Heater to 100 percent with a scan tool. Increase the engine speed to wide open throttle. Observe the scan tool RCT and the ECT sensor parameters. The RCT and the ECT sensor parameters should be within 20°C (68°F).
  5. Operate the vehicle within the conditions for running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the freeze frame/failure records data.
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