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

This service 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).

This service information is used in conjunction with the SYSTEM WIRING DIAGRAMS. Refer to the appropriate SYSTEM WIRING DIAGRAMS for vehicle specific wiring information and component, connector and splice location.

The following is a description of the information contained in each of the ENGINE PERFORMANCE articles.