B2578 - Driver Window Not Calibrated / Lost Calibration: Notes
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAM.
- >>When Monitored:<< Whenever the window motor is operating.
- >>Set Condition:<< When the door module has lost the parameters for window travel.
| Possible Causes |
|---|
| LOW BATTERY VOLTAGE AT SOME TIME |
| WINDOW MOVING OUTSIDE OF ALLOWED LIMITS |
| MODULE NOT CALIBRATED |
| EXPRESS WINDOW SWITCH |
| DRIVER DOOR MODULE |
Theory of Operation
It is possible for this code to set if the battery or the door module was disconnected.
NOTE:
If there are any other Power Window DTCs, repair them before continuing.