DTC B1140: Driver's Power Window Position Detect Circuit Error
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A (see
TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A
).
- Clear the DTCs with the HDS.
- Turn the ignition switch to LOCK (0), and then back to ON (II).
- Open and close the driver's power window by using the driver's switch manually.
- Check for DTCs with the HDS.
Are DTCs B1125 or B1126 indicated?
YES - Troubleshoot the DTC B1125 (see DTC B1125: DRIVER'S POWER WINDOW MOTOR A PULSE ERROR ) or B1126 (see DTC B1126: DRIVER'S POWER WINDOW MOTOR B PULSE ERROR ).
NO - Go to step 5.
- Reset the power window control unit (see RESETTING THE POWER WINDOW CONTROL UNIT ).
- Check for DTCs with 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.