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Home >> Ford >> 2003 >> Cutaway 7.3 F >> Repair and Diagnosis >> External Pages >> Different car >> Section 2050 (Engine Controls - Diagnostic Subroutines - 6.4L 99R Diesel -- F250-F550 Super Duty) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P2199 - Intake Air Temperature (IAT) 1/2 Correlation

P2199 - Intake Air Temperature (IAT) 1/2 Correlation

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P2199 - INTAKE AIR TEMPERATURE (IAT) 1/2 CORRELATION

Description:  The DTC indicates that the IAT and IAT2 sensor readings differ by more than a calibrated value.
Possible Causes: 
  • Biased sensor
  • Open or shorted IAT circuit
  • Open or shorted IAT2 circuit
  • SIGRTN open or shorted to ground
Diagnostic Aids:  Make sure the IAT and IAT2 sensor readings are within 20°C (36°F) of each other at stabilized ambient temperature.
Application    Key On Engine Off  Key On Engine Running  Continuous Memory 
All   refer to PINPOINT TEST AW . - refer to PINPOINT TEST AW .