Coolant Temperature Sensor, Shorted To High Source or Open Circuit
â–¶ How to fix
Check the wiring and connector to the sensor, Replace the component
What you'll see
A cold engine might get harder to start and have an irregular idle.
System reaction
A calculated value will be used instead of the sensor value. This will shut off the EGR.
Diagnostic depth
Detection
ECU indicates Shorted To High Source or Open Circuit
Possible cause
Harness, Connectors or Sensor, Disconnected (or Connected to High Source)