Symptom Test: Introduction
CAUTION:
The following steps must be completed before using the symptom tables.
- Perform DIAGNOSTIC SYSTEM CHECK before using the symptom tables in order to verify that all of the following are true.
- There are no DTCs set.
- The control module(s) can communicate via the serial data link.
- Review the system operation in order to familiarize yourself with the system functions. See DESCRIPTION & OPERATION .