Possible Causes
| Possible Causes |
|---|
| (C56) BLOWER CONTROL CIRCUIT SHORTED TO GROUND |
| (C56) BLOWER CONTROL CIRCUIT OPEN |
| (C7) BLOWER MOTOR SUPPLY CIRCUIT OPEN |
| (Z911) GROUND CIRCUIT OPEN |
| BLOWER CONTROL MODULE |
| HVAC MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to HVAC PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .