Symptoms - Seats: Notes

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

1. Refer to the appropriate system description and operation from the following list in order to familiarize yourself with the system functions:
   • Power Seats System Description and Operation 
   • Lumbar Support Description and Operation (w/o A45)  or Lumbar Support Description and Operation (with A45, Memory Seat) 
   • Heated Seats Description and Operation 
   • Memory Seats Description and Operation 
2. If you are diagnosing a seat with memory (A45) perform Diagnostic System Check - Power Seat Systems  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.