Rear Power Window Motor Inspection

Auto-open/close Function for Driver-side

1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
2. Remove the rear door trim. (See REAR DOOR TRIM REMOVAL/INSTALLATION .)
3. Disconnect the front power window motor connector.
4. Apply battery positive voltage and connect the ground to rear power window motor terminals E and F, and then inspect the rear power window motor operation.

Courtesy of MAZDA MOTORS CORP.

• If the rear power window motor does not operate as indicated in the table, replace it. (See REAR POWER WINDOW MOTOR REMOVAL/INSTALLATION .)

Auto-open/close Function For All Windows

1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
2. Remove the power window subswitch. (See POWER WINDOW SUBSWITCH REMOVAL/INSTALLATION .)
3. Remove the rear door trim. (See REAR DOOR TRIM REMOVAL/INSTALLATION .)
4. Disconnect the front power window motor connector.
5. Apply battery positive voltage and connect the ground to rear power window motor terminals E and F, and then inspect the rear power window motor operation.
   GROUND TERMINAL DESCRIPTION
   
   

   B+ Terminal	Ground Terminal	Operation
   E	F	Close
   F	E	Open

   Courtesy of MAZDA MOTORS CORP.

   • If the rear power window motor does not operate as indicated in the table, replace it. (See REAR POWER WINDOW MOTOR REMOVAL/INSTALLATION .)
6. Connect the rear power window motor connector.
7. Connect the power window subswitch connector. (See POWER WINDOW SUBSWITCH REMOVAL/INSTALLATION .)
8. Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
9. Operate the rear power window motor and verify the wave patterns for terminals B and C.

Courtesy of MAZDA MOTORS CORP.

• Terminal: B (+), C (+) ↔ ground (-)
• Oscilloscope setting: 2 V/DIV (Y), 1 ms/DIV (X), DC range
• If the malfunction, replace the rear power window motor. (See REAR POWER WINDOW MOTOR REMOVAL/INSTALLATION .)