Circuit/System Verification
WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, observe the DTC information with a scan tool. DTC P0101, P0117, P0118, or P0119 should not be set.
- If a DTC is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle for diagnosis of the applicable DTC.
- Inspect the engine coolant level. Verify that the cooling system is operating correctly.
- If you suspect a condition with engine cooling system, refer to Symptoms - Engine Cooling .
- Inspect the thermostatically-controlled coolant heater, if equipped, for damage or modifications. Test for proper operation of the coolant heater. Refer to Coolant Heater Inoperative .
- Ignition ON, verify the P0116 Freeze Frame Start Up ECT and the Start Up IAT parameters are within 14°C (25°F).
- 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.