Test the passenger's power window in each direction by connecting battery power and ground at the passenger's power window switch connector (A) according to the table. When the motor stops running, disconnect battery power immediately.

If the motor does not run or fails to run smoothly, remove the passenger's door regulator, go to step 2.

Test the passenger's power window motor (A) by connecting power and ground according to the table. When the motor stops running, disconnect battery power immediately.

If the motor does not run or fails to run smoothly, the front passenger's power window motor is faulty; replace the passenger's door regulator.

If the motor runs smoothly, replace the wire harness or adjust the passenger's door glass.