Engine Electrical Symptoms: Notes

WARNING: This page is about a different car, the 2002 Cadillac Eldorado. However, it is still accessible from the selected car via links, so may be relevant.

The following steps must be completed before using the symptom table.

Perform ENGINE ELECTRICAL DIAGNOSTIC SYSTEM CHECK under SELF-DIAGNOSTIC SYSTEM before using the SYMPTOM INDEX table in SYSTEM TESTS in order to verify that there are no DTCs set and that the control modules can communicate via the serial data link.
Review the system descriptions and operations in order to familiarize yourself with the system functions. See DESCRIPTION & OPERATION .