Auto-open/close Function For All Windows

WARNING: This page is about a different car, the 2017 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the rear door trim. (See REAR DOOR TRIM REMOVAL/INSTALLATION .)
Disconnect the front power window motor connector.

Apply battery positive voltage and connect the ground to front power window motor terminals E and F, and then inspect the front power window motor operation.

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

Fig 1: Applying Battery Positive Voltage

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 .)

Connect the battery positive voltage to front power window motor terminal D and connect terminal A to ground.
Operate the front power window motor and verify the wave patterns for terminals B and C.

Fig 2: Front Power Window Motor Wave Patterns
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 .)