LEMON Manuals: Even more car manuals for everyone
Home >> Lincoln >> 2018 >> MKZ Select, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 2277 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid) - DTC P0001 - P0209) >> Diagnostic Trouble Code (DTC) Charts And Descriptions >> P00AC - Intake Air Temperature Sensor 1 Circuit Low (Bank 2)

P00AC - Intake Air Temperature Sensor 1 Circuit Low (Bank 2)

WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2017 Lincoln Navigator, 2017 Lincoln MKZ, 2017 Lincoln MKX, 2017 Lincoln MKT, and 2017 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
P00AC - INTAKE AIR TEMPERATURE SENSOR 1 CIRCUIT LOW (BANK 2)

Description:  This DTC sets when the intake air temperature bank 2, sensor 1 (IAT21) sensor signal is less than the self-test minimum.
Possible Causes: 
  • IAT21 circuit short to ground
  • Damaged IAT21 sensor
  • Incorrect harness connection
Diagnostic Aids:  An IAT21 sensor PID reading less than the self-test minimum with ignition ON engine OFF or during any engine operating mode indicates a concern is present.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test DA .