Symptoms - Engine Electrical: Notes

Important:  The following steps must be completed before using the symptom tables.

• Perform DIAGNOSTIC SYSTEM CHECK - ENGINE ELECTRICAL   before using the Symptom Tables in order to verify that all of the following are true:
  • There are not 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. Refer to one of the following system operations.
  • BATTERY DESCRIPTION AND OPERATION  
  • STARTING SYSTEM DESCRIPTION AND OPERATION. 
  • CHARGING SYSTEM DESCRIPTION AND OPERATION.