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P0097 2009 FORD FUSION

P0097 2009 FORD FUSION - Intake Air Temperature Sensor 2 Circuit Low Input

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3   
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Possible causes

  • Faulty Intake Air Temperature Sensor
  • Faulty Map Senor/Intake Air Temperature Sensor 2
  • Intake Air Temperature sensor harness is open or shorted
  • Intake Air Temperature sensor circuit poor electrical connection

Tech notes

Try to clean the Intake Air Temperature sensor (built in the air flow meter) and the Map Senor/Intake Air Temperature sensor 2 with mass air flow sensor cleaner.

When is the code detected?

The Engine Control Module (ECM) has detected a low voltage condition on the Intake Air Temperature (IAT) circuit.

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P0097 2009 Ford Fusion Description

The Intake Air Temperature (IAT) sensor contains a semiconductor device which changes the resistance based on the temperature (a thermistor). The IAT sensor is located in the air intake passage of the engine air induction system. The IAT sensor has a signal circuit and a ground circuit. Indicates the sensor signal is less than the self-test minimum. The IAT2 sensor minimum is 0.2 volt.
OBDII Code P0097 2009 Ford Fusion - Intake Air Temperature Sensor 2 Circuit Low Input - AutoCodes.com

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