Symptoms - Seat Heating and Cooling
| Symptoms - Seat Heating and Cooling | 
| Note | ||
| The following steps must be completed before using the symptom tables. | 
| 1. | Perform the
        
         Diagnostic System Check - Vehicle
        
        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. | 
| 2. | Refer to the
        
         Heated/Vented Seat Description and Operation
        
        in order to familiarize yourself with the system functions. | |
| Visual/Physical Inspection | 
| • | Inspect for aftermarket devices which could affect the operation of the power seats. Refer to
        
         Checking Aftermarket Accessories
        
        . | |
| • | Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom. | |
| • | Inspect the seat adjuster track for conditions which may cause binding or objects within the seat adjustment range which obstruct movement or interfere with wiring. | |
| Intermittent | 
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections .
| Symptom List | 
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
| • | Front Heated Seat Malfunction (With Memory)
        
        
         Front Heated Seat Malfunction (Without Memory) | |
| • | Vented Seat Malfunction (With Memory)
        
        
         Vented Seat Malfunction (Without Memory) | |

 
		