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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Controls - Powertrain DTC Charts & Descriptions - (Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC P0113: Intake Air Temperature (IAT) Sensor 1 Circuit High Input

DTC P0113: Intake Air Temperature (IAT) Sensor 1 Circuit High Input

WARNING: This page is about a different variant/trim than selected.
P0113 - INTAKE AIR TEMPERATURE (IAT) SENSOR 1 CIRCUIT HIGH INPUT

Description:  Indicates the sensor signal is greater than the self-test maximum. The IAT sensor maximum is 4.93 volts.
Possible Causes: 
  • Open circuit in the harness
  • Sensor signal short to voltage
  • Damaged sensor
  • Incorrect harness connection
  • Damaged PCM
Diagnostic Aids:  An IAT V PID reading greater than 4.93 volts with KOEO or during any engine operating mode indicates a concern.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST DA .