Possible Causes
| Possible Causes |
|---|
| (C140) OUTSIDE AIR INLET DRIVE CIRCUIT (RHD) OR (C141) RECIRCULATION AIR INLET DRIVE CIRCUIT (LHD) SHORTED TO ANOTHER CIRCUIT |
| (C141) RECIRCULATION AIR INLET DRIVE CIRCUIT (RHD) OR (C140) OUTSIDE AIR INLET DRIVE CIRCUIT (LHD) SHORTED TO ANOTHER CIRCUIT |
| (C144) RECIRCULATION DOOR SIGNAL CIRCUIT SHORTED TO ANOTHER CIRCUIT |
| (C144) RECIRCULATION DOOR SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| RECIRCULATION DOOR ACTUATOR |
| HVAC MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .