Diesel Data: Automotive Repair

Air Temperature Sensor ( Ambient / Intake ): Testing and Inspection

Intake Air Temperature Sensor Circuit Test:





1. Disconnect Air Flow Meter connector.
2. Using an Ohmmeter, measure the resistance between each terminal. (Refer to chart)

Testing Air Flow Meter Resistance:




Air Flow Meter Resistance Chart:





3. If the readings are not as specified, replace the Air Flow Meter.
4. If readings are normal, reattach the connector.