Mazda 3 Service Manual: Power Window System Preliminary Inspection [Power Window System]

STEP

INSPECTION

ACTION

1

• Switch the ignition to ON.

• Operate the power window using the manual open/close function on the power window main switch.

• Does the power window operate properly?

Yes

Go to the next step.

No

• Inspect the power window main switch and the wiring harness.

• Repair or replace malfunctioning parts.

2

• Set the power cut switch to the UNLOCK position.

• Operate the power window using the power window subswitch.

• Does the power window operate properly?

Yes

Go to the next step.

No

• Inspect the power window subswitch and the wiring harness.

• Repair or replace malfunctioning parts.

3

• Set the power cut switch to the LOCK position.

• Operate all power windows other than the driver side.

• Does the power window operate properly?

Yes

• Inspect the power cut switch and the wiring harness.

• Replace the power window main switch.

No

• Manual open/close function is normal.

• Perform the auto open/close function inspection.

STEP

INSPECTION

ACTION

1

• Switch the ignition to ON.

• Operate the power window using the auto open /close function on the power window main switch.

• Does the power window operate properly?

Yes

Go to the next step.

No

If the power window automatically opens during the closing operation:

• Go to No.6 DOOR GLASS REVERSES EVEN THOUGH THE GLASS DOES NOT ENCOUNTER A FOREIGN OBJECT WHILE IT IS MOVING UP IN AUTOMATIC MODE [POWER WINDOW SYSTEM].

Others:

• Go to No.1 THE AUTO OPEN/CLOSE FUNCTION ON THE DRIVER'S SIDE POWER WINDOW IS INOPERATIVE [POWER WINDOW SYSTEM].

2

• Operate the power window main switch to the close position while the power window is opening.

• Does the power window operation stop?

Yes

Go to the next step.

No

• Replace the power window main switch (power window control unit is malfunctioning.)

3

• Operate the power window main switch to the open position while the power window is closing.

• Does the power window operation stop?

Yes

• Auto open/close function is normal.

• Perform the IG-OFF timer function inspection.

No

• Replace the power window main switch (power window control unit is malfunctioning.)

STEP

INSPECTION

ACTION

1

• Close all doors.

• Switch the ignition from the ON to the off.

• Operate the power window main switch within 43 seconds after turning the ignition switch to the LOCK position.

• Does the power window operate?

Yes

Go to the next step.

No

• Inspect the door switches and related wiring harness.

• If above parts are okay, replace the power window main switch, then go to the next step.

• If above parts are incorrect repair or replace malfunction part(s), then go to the next step.

2

• Open any door.

• Switch the ignition from the ON to the off.

• Operate the power window main switch within 43 seconds after turning the ignition switch to the LOCK position.

• Does the power window operate?

Yes

• Inspect the door switches and related wiring harness.

• If above parts are okay, replace the power window main switch, then go to the next step.

• If above parts are incorrect repair or replace malfunction part(s), then go to the next step.

No

• Go to the next step.

3

• Close all doors.

• Switch the ignition from the ON to the off.

• Operate the power window main switch within 60 seconds after turning the ignition switch to the LOCK position.

• Does the power window operate?

Yes

• Replace the power window main switch (power window control unit is malfunctioning.)

No

• IG-OFF timer function operation is normal.

• Perform the auto reverse pinch protection function inspection.

STEP

INSPECTION

ACTION

1

• Switch the ignition to ON.

• Fully open the driver’s side power window.

• Set the hammer (thickness: 10 mm {0.39 in} or more) as shown below. Then, close the power window.

• Verify that the power window opens 200 mm {7.87 in} after contacting the hammer and the operation stops.

• Does auto reverse pinch protection function operate properly?

Yes

• Auto reverse pinch protection function is normal.

No

Go to the next step.

2

• Does power window open before contacting the hammer?

Yes

• Go to No.6 DOOR GLASS REVERSES EVEN THOUGH THE GLASS DOES NOT ENCOUNTER A FOREIGN OBJECT WHILE IT IS MOVING UP IN AUTOMATIC MODE [POWER WINDOW SYSTEM].

No

• Initialize the power window main switch.

NOTE:

• Before initializing the power window main switch, cut off the power supply to the power window main switch for 60 seconds. Then, reconnect it again after 60 seconds:

• Disconnect the negative battery cable.

• Disconnect the power window main switch connector.

• Remove the fuse for the power window system.