Circuit/System Verification
WARNING: This page is about a different car, the 2017 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON.
- Verify the scan tool ECT Sensor parameter is warmer than - 40° C (- 40° F) and colder than 150° C (302° F) and changes with engine run time.
- If colder than - 39° C (- 38° F) or warmer than 149° C (300°F) or does not change
Refer to Circuit/System Testing.
- If warmer than - 40° C (- 40°F) and colder than 150° C (302°F) and changes
- If colder than - 39° C (- 38° F) or warmer than 149° C (300°F) or does not change
- 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.
- Verify the DTC does not set.
- If the DTC sets
Refer to Circuit/System Testing.
- If the DTC does not set
- If the DTC sets
- All OK.