Conditions for Setting the DTC
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
Condition 1
- Ignition On - Engine Off
- ECT Sensor & IAT Sensor & Ambient Air Temperature Sensor Not within 15. 8°C (28°F) of each other
Condition 2
- Ignition On - Engine Off
- ECT Sensor = Warmer than 15. 8°C (60°F)
- Engine Block Heater = Not Detected
- IAT Sensor & Ambient Air Temperature Sensor = Colder than 15. 8°C (60°F)
Condition 3
- Ignition On - Engine Off
- ECT Sensor = Colder than 15. 8°C (60°F) - IAT Sensor & Ambient Air Temperature Sensor
Condition 4
- Engine Cranking
- ECT Sensor & IAT Sensor & Ambient Air Temperature Sensor = Not within 15. 8°C (28°F) of each other - For greater than 10 s