DTC B1140: Driver's Power Window Position Detect Circuit Error
- Clear the DTCs using the HDS.
- Cycle the ignition switch to OFF and then back ON (II).
- Open and close the driver's power window by using the driver's switch manually.
- Check for DTCs using the HDS.
Is DTC B1125 or B1126 indicated?
YES -Troubleshoot the DTC B1125 or B1126 (see DTC B1125: DRIVER'S POWER WINDOW MOTOR A PULSE ERROR; DTC B1126: DRIVER'S POWER WINDOW MOTOR B PULSE ERROR ).
NO -Go to step 5.
- Do the power window control unit reset procedure (see RESETTING THE POWER WINDOW ).
- Check for DTCs again using the HDS.
Is DTC B1140 indicated?
YES -Faulty door multiplex control unit; replace the power window master switch.
NO -The system is recovered at this time.