Symptoms - Navigation Systems: Notes
NOTE:
The following steps must be completed before using the symptom tables.
- Perform the DIAGNOSTIC SYSTEM CHECK - VEHICLE DIAGNOSTIC INFORMATION
, before using the Symptom Tables in order to verify that all of the following are true:
- There are no DTCs set.
- The control modules can communicate via the serial data link.
- Review NAVIGATION SYSTEM DESCRIPTION AND OPERATION in order to familiarize yourself with the system functions.