P0116 Toyota - 2,3,4 digits definitions of P0116

Question

What does each letter and digits description mean in P0116 Toyota

Answer 1

P0116 Toyota - Engine Coolant Temperature Problem

Thermostat is most likely stuck and needs to be replaced

Possible causes

- Low engine coolant level

- Faulty Engine Coolant Temperature (ECT) sensor

- Faulty engine coolant thermostat

- Engine Coolant Temperature (ECT) sensor harness is open or shorted

- Engine Coolant Temperature (ECT) sensor circuit poor electrical connection

 

https://www.autocodes.com/p0116_toyota.html