OBD-II Trouble Code Description for P0127 Dodge

Intake Air Temperature Too High

What does this mean?

OBD2 Code P0127 Dodge definition:
The intake air temperature sensor is built into mass air flow sensor. The sensor detects intake air temperature and transmits a signal to the ECM. The temperature sensing unit uses a thermistor which is sensitive to the change in temperature. Electrical resistance of the thermistor decreases in response to the temperature rise.

Symptoms

Possible sumptoms of OBD code P0127 Dodge
– Engine Light ON (or Service Engine Soon Warning Light)

Causes

Possible causes of OBD code P0127 Dodge
– Intake air temperature sensor harness is open or shorted – Intake air temperature sensor electrical circuit poor connection – Faulty Intake air temperature sensor

Possible Solutions