Grille Shutter is Half Opened/Closed [12/2021 - ]: Procedure

1. According to the display on the Techstream, change the grille shutter control mode from normal mode to maintenance mode.

   Refer to INITIALIZATION [12/2021 - 11/2024] , or refer to INITIALIZATION [11/2024 - ]

   Powertrain > Engine > Utility 

   Tester Display
   Switch Grille Shutter Control Mode

2. Read the Data List according to the display on the Techstream.

   Refer to DATA LIST / ACTIVE TEST [12/2021 - 10/2022] , or refer to DATA LIST / ACTIVE TEST [10/2022 - 11/2024] , or refer to DATA LIST / ACTIVE TEST [11/2024 - ]

   Powertrain > Engine > Data List 

   Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
   Grille Shutter Control Mode	Grille shutter control mode status	Normal or Maintenance	Normal: Normal mode Maintenance: Maintenance mode	-

   Powertrain > Engine > Data List 

   Tester Display
   Grille Shutter Control Mode

3. Check that "Maintenance" is displayed for Data List item "Grille Shutter Control Mode".

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  2

1. Check that the radiator shutter assembly is free of foreign matter and ice.

   OK

   The radiator shutter assembly is free of foreign matter and ice.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

FOREIGN OBJECT (REMOVE FOREIGN MATTER AND/OR ICE) 

Result: 

OK 

See step  3

HINT: 

When changing the grille shutter control mode and/or performing initialization by driving the vehicle, the grille shutter control mode can only be changed and initialization can only be performed if the grille shutter system is in maintenance mode.

Refer to INITIALIZATION [12/2021 - 11/2024] , or refer to INITIALIZATION [11/2024 - ]

1. According to the display on the Techstream, perform Grille Shutter Initialization.

   Powertrain > Engine > Utility 

   Tester Display
   Grille Shutter Initialization

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  4

1. Use the Techstream to perform Active Test to operate the grille shutter and remove any foreign matter.

   Refer to DATA LIST / ACTIVE TEST [12/2021 - 10/2022] , or refer to DATA LIST / ACTIVE TEST [10/2022 - 11/2024] , or refer to DATA LIST / ACTIVE TEST [11/2024 - ]

   HINT: 

   If foreign matter is trapped on the opening side, move the grille shutter in the closing direction. If foreign matter is trapped on the closing side, move the grille shutter in the opening direction.

   Powertrain > Engine > Active Test 

   Tester Display	Measurement Item	Control Range	Diagnostic Note
   Control the Grille Shutter	Control the radiator shutter assembly	0% (open) to 100% (close)	Perform this test when the following conditions are met: Power switch on (IG) Auxiliary battery voltage 10.5 to 16 V

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  5

1. According to the display on the Techstream, change the grille shutter control mode from maintenance mode to normal mode.

   Refer to INITIALIZATION [12/2021 - 11/2024] , or refer to INITIALIZATION [11/2024 - ]

   Powertrain > Engine > Utility 

   Tester Display
   Switch Grille Shutter Control Mode

2. Read the Data List according to the display on the Techstream.

   Refer to DATA LIST / ACTIVE TEST [12/2021 - 10/2022] , or refer to DATA LIST / ACTIVE TEST [10/2022 - 11/2024] , or refer to DATA LIST / ACTIVE TEST [11/2024 - ]

   Powertrain > Engine > Data List 

   Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
   Grille Shutter Control Mode	Grille shutter control mode	Normal or Maintenance	Normal: Normal mode Maintenance: Maintenance mode	-

   Powertrain > Engine > Data List 

   Tester Display
   Grille Shutter Control Mode

3. Check that "Normal" is displayed for Data List item "Grille Shutter Control Mode".

   Result

   Proceed to
   NEXT

Result: 

NEXT 

END