Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM1000000021GUK
Model Year Start: 2022 Model: RAV4 HV Prod Date Range: [12/2021 -           ]
Title: EXTERIOR PANELS / TRIM: GRILLE SHUTTER SYSTEM (for HV Model): Grille Shutter does not Operate; 2022 - 2024 MY RAV4 HV [12/2021 -        ]

Grille Shutter does not Operate

DESCRIPTION

The radiator shutter assembly may not operate due to foreign matter, such as snow or dirt, or a drop in voltage.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • Before performing troubleshooting, change the grille shutter control mode to maintenance mode.

    Click here 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

  • If the radiator shutter assembly has been replaced with a new one, perform initialization and change the grille shutter control mode.

    Click here 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

  • Inspect the fuses for circuits related to this system before performing the following procedure.

PROCEDURE

1.

CHECK FOR FOREIGN OBJECT

(a) 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.

NG

FOREIGN OBJECT (REMOVE FOREIGN MATTER AND/OR ICE)

OK

2.

CHECK RADIATOR SHUTTER ASSEMBLY

(a) Remove the radiator shutter assembly.

Click here 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; EXTERIOR PANELS / TRIM: GRILLE SHUTTER: REMOVAL

(b) Manually open and close the radiator shutter assembly and check that it moves smoothly.

OK:

The radiator shutter assembly moves smoothly.

NG

REPLACE RADIATOR SHUTTER ASSEMBLY

OK

3.

CLEAR DTC

(a) Clear the DTCs.

Powertrain > Engine > Clear DTCs

(b) Turn the power switch off and wait for at least 30 seconds.

NEXT

4.

CHECK FOR DTC

(a) Check for DTCs.

Powertrain > Engine > Trouble Codes

OK:

DTCs are not output.

NG

GO TO SFI SYSTEM 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: DIAGNOSTIC TROUBLE CODE CHART 2023 - 2024 MY RAV4 RAV4 HV [10/2022 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

OK

5.

CHECK RADIATOR SHUTTER ASSEMBLY

(a) Disconnect the A108 radiator shutter assembly connector.

(b) Turn the power switch on (IG).

(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

A108-1 (+B) - A108-3 (GND)

Power switch ON

11 to 14 V

OK

END (TEMPORARILY NOT OPERABLE DUE TO FAIL-SAFE (TEMPERATURE ABNORMALITY))

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR