Possible Causes
| Possible Causes |
|---|
| (C137) LEFT BLEND DOOR DRIVER 1 CIRCUIT SHORTED TO ANOTHER CIRCUIT |
| (C139) LEFT BLEND DOOR DRIVER 2 CIRCUIT SHORTED TO ANOTHER CIRCUIT |
| (C233) LEFT BLEND DOOR SIGNAL CIRCUIT SHORTED TO ANOTHER CIRCUIT |
| (C233) LEFT BLEND DOOR SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| LEFT BLEND DOOR ACTUATOR |
| HVAC MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .