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Home >> Ford >> 2007 >> Freestar SEL >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Powertrain DTC Charts And Descriptions (Except Diesel & Hybrid) >> DTC Diagnosis >> P1115 - Intake Air Temperature 2 (IAT2) Circuit High (Supercharged/Turbocharged Engines)

P1115 - Intake Air Temperature 2 (IAT2) Circuit High (Supercharged/Turbocharged Engines)

P1115 - INTAKE AIR TEMPERATURE 2 (IAT2) CIRCUIT HIGH (SUPERCHARGED/TURBOCHARGED ENGINES)

Description:  Indicates the sensor signal is greater than the self-test maximum. The IAT2 sensor maximum is 4.6 volts.
Possible Causes: 
  • Open circuit in the harness
  • Sensor signal short to voltage
  • Incorrect harness connection
  • Damaged sensor
Diagnostic Aids:  Monitor the IAT2 PID value. A typical IAT2 temperature should be greater than the IAT1 temperature.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All refer to PINPOINT TEST DU .
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