Engine Controls - Introduction (Hybrid): Introduction: Preface: Notes

This information provides a step-by-step approach for diagnosing driveability, emission, powertrain and hybrid electric 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. The TSB/OASIS information is available on the Professional Technician Society (PTS) or Motorcraft® website.

This information is used in conjunction with the appropriate Service Information and appropriate System Wiring Diagrams article . The Service Information is used to provide additional diagnostics when directed by this information. The appropriate Service Information is also used for component removal and installation information. Refer to the appropriate System Wiring Diagrams article for vehicle-specific wiring information and component, connector and splice location.

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