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Home >> Ford >> 2023 >> Escape ST-Line Select >> Repair and Diagnosis >> External Pages >> Different car >> Section 739 (Electronic Power Assist Steering Guided Routine Testing) >> DTC/Symptom Selection >> Symptom Chart - Steering System and NVH >> Unable To Replicate Customer's Intermittent Assist Concern During A Test Drive
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Unable To Replicate Customer's Intermittent Assist Concern During A Test Drive

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Possible Source Action
  • If lost communication or voltage DTCs exist in the PSCM or other vehicle modules, possible sources can be:
  • Fuse(s)
  • Wiring, terminals or connectors
GO to PINPOINT TEST BC 
  • If DTCs other than lost communication or voltage exist in the PSCM or other vehicle modules, the possible sources can be:
  • Module internal fault - PSCM
  • Module internal fault - other modules
REFER to the appropriate DTC Chart and CARRY OUT the diagnostics listed for the DTC.
  • If no DTCs are present in the PSCM or other vehicle modules, the concern could be indicated by a TSB or a SSM.
  • TSB existing for concern
  • GSB existing for concern
  • SSM existing for concern
  • FSA existing for concern
  • CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions.
  • If there are no DTCs present and there are no service articles associated with this concern and the concern cannot be verified, RETURN the vehicle to the customer.