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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1635 (Engine Controls - Powertrain DTC Charts & Descriptions - DTC P0600 Through DTC P164A - (Except Diesel & Hybrid)) >> DTC P1489: PCV Heater Control Circuit

DTC P1489: PCV Heater Control Circuit

WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2011 Mercury Milan, 2011 Mercury Mariner, 2011 Mercury Grand Marquis, 2011 Lincoln Town Car, and 2011 Lincoln Navigator L. However, it is still accessible from the selected car via links, so may be relevant.
P1489 - PCV HEATER CONTROL CIRCUIT

Description:  This DTC sets when the powertrain control module (PCM) detects the actual PCVHC circuit voltage is less than or greater than the desired voltage.
Possible Causes: 
  • PCVHC circuit open, short to ground or voltage
  • IGN START/RUN circuit open or short to ground
  • Damaged positive crankcase ventilation (PCV) heater assembly
Diagnostic Aids:  Make sure the PCV valve is correct for the engine application and the PCV heater connector is correctly connected.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST HG .
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