Engine Controls - Introduction (Except Diesel & Hybrid): Introduction: Preface: Notes

This article provides a step-by-step approach for diagnosing driveability, emission, and powertrain control system symptoms. Before beginning diagnosis, it may be helpful to reference any Technical Service Bulletins (TSBs) or On-line Automotive Service Information System (OASIS) information when this is available. TSB/OASIS information is available on either the Professional Technician Society (PTS) or Motorcraft® website.

NOTE: For the diesel engines, refer to the appropriate Diesel Powertrain Control/Emissions Diagnosis Manual to continue diagnosis. For the Escape Hybrid or Mariner Hybrid, refer to the Escape Hybrid, Mariner Hybrid Powertrain Control/Emissions Diagnosis Manual to continue diagnosis.

This article is used in conjunction with the Workshop Manual and Wiring Diagrams. The Workshop Manuals are used to provide additional diagnostic or component removal and installation information. The Wiring Diagrams are used to provide vehicle specific wiring information, component, connector, and splice locations.

The following is a description of the information contained in each part of this article.