Note. The descriptions and specifications contained in this article were in effect at the time this article was approved for publication.
Description And Operation Article
The DESCRIPTION AND OPERATION article contains information on powertrain control systems and components. It is designed to give the technician a general knowledge of the powertrain control system. It should be used when general information about the powertrain control system is desired, and is rarely referenced from other articles.
Powertrain DTC Charts and Description Article
The POWERTRAIN DTC CHARTS AND DESCRIPTION article contains the Powertrain Diagnostic Trouble Code (DTC) "Go To" Charts. These charts will be referenced if a DTC is received in SYMPTOM CHARTS - CNG, FLEX-FUEL & GASOLINE article. Also included in this article are the Powertrain DTC descriptions and list of possible causes.
For 2004, some style changes may be noticed in the POWERTRAIN DTC CHARTS AND DESCRIPTION and the PINPOINT TESTS article. These improvements are due to new authoring software that was used for the development of those articles. Some changes that may be noticed include the style used for measurement test steps and connector views.