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Home >> Mazda >> 2021 >> CX-9 Signature >> Repair and Diagnosis >> Body & Frame >> Windows >> Symptom Troubleshooting - Power Window System >> Basic Power Window System Inspection >> Auto Reverse Pinch Protection Function Inspection
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Auto Reverse Pinch Protection Function Inspection

NOTE:
  • Perform the following inspection for the power window main switch and the power window subswitches for each window. (with auto-open/close function for all windows)
  • With the switch held at auto-up, the door glass does not automatically reverse even when a foreign object is encountered.
AUTO REVERSE PINCH PROTECTION FUNCTION INSPECTION AND ACTION

Step INSPECTION Action
1  
  • Switch the ignition ON (engine off or on).
  • Fully open the driver-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 approx. 200 mm {2.87 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 DOOR GLASS REVERSES EVEN THOUGH THE GLASS DOES NOT ENCOUNTER A FOREIGN OBJECT WHILE IT IS MOVING UP IN AUTOMATIC MODE.
No With auto-open/close function for driver-side window
  • Initialize the power window main switch With auto-open/close function for all windows
  • Initialize the power window main switch and subswitches.
NOTE:
  • If the following operations have been performed, the initial setting is reset, and auto up/down operation are disabled. Therefore, performing the initial setting is necessary.
  • Negative battery terminal is disconnected.
  • Power window main switch connector is disconnected.
  • Power window system power supply fuse is removed.
G09133108Courtesy of MAZDA MOTORS CORP.